Important note: Most of these instruments are not in the Adler collection (which you can find more information about here). We know nothing about them beyond the information returned by searching this database. You may be able to learn more by contacting the institutions in the "Instruments" column, or by consulting the "References" listed.
Your search for signatures starting with G yielded 912 entries. Displaying entries 1–912.| Signature | Maker Info | Instruments | Comments | Location | References | Suggest Correction |
| G. | Portugal, 1605, NIM | Mariner's Astrolabe, 1605 (NMM-59) = Christie-NY 6/14/88 = Museu de Marinha, Lisbon. | National Maritime Museum Registry of Mariner's Astrolabes; from the Atocha wreck. | A. Stimson 3. | suggest correction | |
| G. AND R.G. | Scotland, c.1817, MIM | wrote on thermometers and hygrometers; mathematical instrument makers ? | Kinross? | Taylor 2(1337a). | suggest correction | |
| G.A. | Gualterus Arsenius, which see; instruments sometimes signed "G.A. nepos Gemmae Frisi." | Engelmann 1; Van Ortroy 2; ADL; RSW. | suggest correction | |||
| G.A.I.G. | See H.G.A.V. | suggest correction | ||||
| G.A.R.E. | Holland?, 1569, MIM | Astrolabe, 1569 = AMST. | the astrolabe is also marked "P.C." | Holland, Belgium or Germany. | Mörzer Bruyns 1 & 2. | suggest correction |
| G.A.Z.N. | Germany | marked on stone sundial signed "Gottfried Abbas." | N.M. Fränkel Coll. Cat, 1913. | suggest correction | ||
| G.B. 1 | England | on nocturnals = Great Bear. | RSW. | suggest correction | ||
| G.B. 2 | England, c.1775, NIM | Backstaff = Christie-SK 7/2/81-174. | "G.B. Royal Guardian", with Prince of Wales plumes; belonged to Nevil Maskylene. | RSW. | suggest correction | |
| G.B.H.L. | England?, NIM | Nocturnal, wood = GMM. | "G.B." may stand for Great Bear. | RSW. | suggest correction | |
| G.C. | c.1820, MIM | Sundial, pocket = AMST. | Mörzer Bruyns 1 & 2. | suggest correction | ||
| G.C.A. | GermanyMIM | Universal Ring Sundial = LIN-100. | Zinner 1. | suggest correction | ||
| G.C.K. | Germany, 1768, MIM | Horizontal Sundial, stone, 1768 = AUG. | RSW. | suggest correction | ||
| G.C.M. | ItalyMIM SIM | initials on surveying instrument made by Gio. Riva at VEN. | RSW. | suggest correction | ||
| G.C.S. | Germanyc.1550, MIM | Dividers with screw, iron = P.C. | screw runs through both arms; engraved with the arms of Augsburg. | Augsburg. | RSW. | suggest correction |
| G.D. | England, OIM | Eyepieces (3) for Refractor Telescope. | George Dollond (?). | Moskowitz 102. | suggest correction | |
| G.D.L.G. | 1771, MIM | Vertical Sundial, stone, 1771 = Nouveau Drouot 5/20/88 = Chayette 12/20/88. | direct south facing sundial. | RSW. | suggest correction | |
| G.E. | USA, 1779-99, MIM | Horizontal Sundial, 1779 = USNM; Horizontal Sundials, pewter, 1779 = Earle Coll., P.C.; Horizontal Sundial, pewter = Mercer Museum, Pa; Sundial Mold, stone, 1779 = D.(1985). | George Ellicott (?); USNM dial is for 40°. | Bucks County, Pa. | Earle; Coffeen 10; RSW. | suggest correction |
| G.E.R. D. ET L. | Germany, 1691, MIM | Astrolabe, wood and paper, 1691 = RAV (ICA-624). | Zinner 1; Price 1; ICA 2. | suggest correction | ||
| G.F. | USA, c.1800, NIM | Marine Compass in gimbals = P.C. (1970). | wooden box. | Guthman 1. | suggest correction | |
| G.G. 1 | Holland, 1677, PHIM | Beam Balance, 1677 = LEY. | Crommelin 1. | suggest correction | ||
| G.G. 2 | marked on Dutch, silver perpetual calendar dated 1750, WHI-1776 (FIT); with coat of arms, surely owner. | Bryden 16. | suggest correction | |||
| G.G.B. | 1612, MIM | Tide Dial = NOR. | RSW. | suggest correction | ||
| G.G.C. | France., 17th Century, MIM | Quadrant = ADL-M181. | cutout monogram in center; may be owner. | Engelmann 1; Michel 3; ADL; RSW. | suggest correction | |
| G.G.F. | Germany, MIM | Diptych Sundial, ivory = Drecker Coll. | F. appears under G.G.; may be Fecit. | RSW; Evans 1. | suggest correction | |
| G.G.Z. | Germany?, fl.1707-15, MIM | Sundial, 1707 = LIN; Sundial = KEN; Ring Sundial, 1715 = PAK-128. | Beevers; RSW. | suggest correction | ||
| G.H. 1 | c.1530, MIM | Skaphe = BMR. | Lunardi. | suggest correction | ||
| G.H. 2 | England?, 1665, MIM | Horary Quadrant, 1665 = Soth. 5/11/23 = BM. | amateur work; may be George Hooper. | Taylor 1(291); Price 3; Ward 4. | suggest correction | |
| G.H. 3 | Belgium?, 1767, MIM SIM | Theodolite and Surveying Instruments in box, 1767 = Soth. 4/22/65. | Flanders? | RSW. | suggest correction | |
| G.H.M.A.D. | Germany, 1601, MIM | Diptych Sundial, 1601 = P.C. | RSW. | suggest correction | ||
| G.H.V.K. | Holland, fl.1780-1801, MIM NIM | Gerard Hulst van Keulen, which see. | Amsterdam. | Mörzer Bruyns 2; RSW. | suggest correction | |
| G.H.W. | Germany, 1730, MIM | Table Sundial, stone, 1730 = Drecker Coll. | Eichstätt. | Zinner 1; RSW. | suggest correction | |
| G.J. | England, MIM | Nocturnal, boxwood = P. and S. 3/20/1896. | George Johnson? | London. | RSW. | suggest correction |
| G.K.B. | Germany, 1587, MIM | Nocturnal, 1587 = OXF. | Georg Kostenbader? | Josten 1; Liège; Price 2; Michel 1. | suggest correction | |
| G.K.V. | Germany?, c.1600, MIM | Pillar Sundial with watch in base and Instruments inside, silver and parcel-gilt = Sneyd Coll. = Keele Hall Sale, pre-July, 1928 = Soth. 7/26/28 = WEBS. | signed on watch cock; tooled leather case; "London" also on watch cock, in later hand. | Davis; RSW. | suggest correction | |
| G.L. 1 | Germany, 1592, MIM | Horizontal Sundial, string-gnomon, 1592 = NUR-WI 257. | Zinner 1; RSW. | suggest correction | ||
| G.L. 2 | England?OIM | Microscope, Lindsay-type = Soth. 12/15/78. | marked "215" | RSW. | suggest correction | |
| G.M. 1 | England, | "G.M. 60" marked on a calculating scale signed "M. Burleigh", also marked "M.B."; the instrument is ADL-N41. | ADL; RSW. | suggest correction | ||
| G.M. 2 | Belgium, fl.1681-83, MIM SIM | Military Circumferentor = OXF. | Guillaume Meuris of Brussels, which see. | Brussels. | Josten 1; RSW. | suggest correction |
| G.M. 3 | 19th Century, MIM | Drawing Instrument = Soth. 3/5/81 | case signed G. Mure. | RSW. | suggest correction | |
| G.M.F.C. | 1743, | "G. Maru fecit Caboga", on an armillary sphere at LOS. | Thielmann; RSW. | suggest correction | ||
| G.M.G. | 1774, MIM | Gauging Rod, 1774 = NYC. | RSW; DES. | suggest correction | ||
| G.M.M.K. | Germany, MIM | Rule = NYC. | has scales for various cities. | Drechsler 2. | suggest correction | |
| G.O.T.E. | MIM | Rule with various scales = VEN. | RSW. | suggest correction | ||
| G.R. 1 | Germany, 1544, MIM | Ring Sundial, 1544 = MUN. | Zinner 1. | suggest correction | ||
| G.R. 2 | England, 1641, MIM | Garden Sundial, 1641 = P.C. | also marked "W.H." | Minster, Kent. | Strand Magazine, 1893, pp. 308-18. | suggest correction |
| G.S. 1 | 1633, MIM | Cube Sundial, 1633 = PRZ. | RSW. | suggest correction | ||
| G.S. 2 | Germany, 1645, MIM | Cruciform Sundial, 1645 = Meran Museum. | Zinner 1. | suggest correction | ||
| G.S. 3 | Germany, c.1730, PHIM | Nest of Weights = Koller 11/17/75. | mastermark is mermaid; probably Georg Scherb. | RSW. | suggest correction | |
| G.S.G. | Germany, c.1730, PHIM | Nest of Weights = Koller 11/17/75. | mastermark is mermaid. | Nürnberg. | RSW. | suggest correction |
| G.S.P. | 1643, MIM SIM | Protractor with rules pivoting at mid-point, 1643 = D.(1976); Graphometer with Sundial on back, 1643 = D.(1971). | RSW. | suggest correction | ||
| G.V. 1 | 1652, MIM | Vertical Sundial, 1652 = USNM. | might be C.V. | RSW. | suggest correction | |
| G.V. 2 | MIM SIM | Miner's Compass, wood and ivory = Evans Coll. | Evans 1. | suggest correction | ||
| G.V.F. | "Girolamo Vulparia fecit"; see Hieronymous Vulparia. | RSW. | suggest correction | |||
| G.V.K. | Holland, c.1678-1726, NIM | Cross-staff, 1724 = UTR. | see Gerard van Keulen. | Amsterdam. | Mörzer Bryuns 2. | suggest correction |
| G.W. 1 | 1591, MIM | Artillery Level, 1591 = DRE. | RSW. | suggest correction | ||
| G.W. 2 | c.1790, NIM | Hadley's Quadrant = PEA-M2536. | Brewington 1. | suggest correction | ||
| G.W. 3 | England, 1826, MIM | Garden Sundial, 1826 = P.C. | Smeeth. | Strand Magazine, 1893, pp. 308-18. | suggest correction | |
| G.W. 4 | England, c.1835, NIM | marked on ivory scale of octant signed "Bassnet Liverpool", at PMS. | RSW. | suggest correction | ||
| G.W.G.J.M.H. | Germany, c.1560, MIM SIM | Miner's Compass, wood and ivory = ADL-M170. | Engelmann 1; Michel 3; ADL; RSW. | suggest correction | ||
| G.Z. | Germany, fl.1619-20, MIM | Gunner's Level, 1619 = BM; Military Architect's Instrument, 1620 = USNM. | surely Georg Zorn. | Augsburg. | Price 2 and 3; Ward 4; USNM; RSW. | suggest correction |
| G.Z.F. | Italy, c.1840, | see Giovanni Francesco Zarbula; see Z.J.F. and Z.G.F. | Piedmont. | Gatty. | suggest correction | |
| GA----, J. | England, NIM | Octant = GEL. | Wapping, London. | RSW. | suggest correction | |
| GABALIO | England, PHIM | Wheel Barometers = X, P.C. | 3 Long Lane; 20 Cross Street, Hatton Garden; both in London. | Goodison 1; RSW. | suggest correction | |
| GABORY | England, PHIM | Stick Barometer = X; Wheel Barometer = X. | may be two makers. | 123 Holborn; 125 Holborn; both in London. | Goodison 1. | suggest correction |
| GABOURG, F. | England, fl.1784-97, OIM PHIM | Microscope = OXF (RMS). | may be F.G. 2; also barometer maker. | 125 High Holborn, London. | Taylor 2(837); Clay and Court; Bell 2. | suggest correction |
| GADIN | France, c.1850, OIM | optician. | 53, Quai de l'Horloge, Paris. | Nachet. | suggest correction | |
| GAENLANSINGE, PER JAEN | Holland, 17th Century, PHIM | Balances = KRA. | Amsterdam. | RSW. | suggest correction | |
| GAETANO, P., DI SIVA P. CAPUCCINO | Italy, 18th Century, MIM | Pillar Sundial, wood = NMM-D.188. | NMM 2. | suggest correction | ||
| GAFTL | 1748, MIM | Measure, 1748 = Roussel-92. | RSW. | suggest correction | ||
| GAFURIO, G. | England, PHIM | Stick Barometer = Phillips 2/14/79. | Chester. | RSW. | suggest correction | |
| GAGETTA | England, PHIM | barometer maker. | Manchester. | Bell 2. | suggest correction | |
| GAGGIA | see B. Tagliabue, Gaggia and Co. | Goodison 1. | suggest correction | |||
| GAGGINI ET MOISETTE | France, MIM SIM | Surveying Instruments = CNAM. | Cons. Nat'l 1; Destombes 4. | suggest correction | ||
| GAGNA, F., Y CIA. | Mexico, c.1855, MIM OIM SIM | Surveyor's Level = D.(1972). | "Opticos." | 2a de St. Francisco N.I. (Mexico City). | Moskowitz 105. | suggest correction |
| GAGO, P. | England, c.1850, PHIM | Wheel Barometer = Soth.-PB pre-1980. | RSW. | suggest correction | ||
| GAIFFE, A. | France, c.1825?-1880?, MIM PHIM | Dividing Engine = Musée Lorraine, Nancy; Electrical Instrument = D.(1975); Electromedical Apparatus = D.(1984); Induction Coil = USNM. | induction coil signed :Appareil d'Induction Volta Faradique Brevetè S.G.D.G. A. Gaiffe à Paris." | 40, rue St. André des Arts, Paris. | Michel 14; Coffeen G; Warner 13; RSW. | suggest correction |
| GAIGNON, NICOLAS | France, 17th Century, MIM | Sundial, cast iron = Prin Coll. | MADEX. | suggest correction | ||
| GAILSDORFER, HANS | Germany, 1538, MIM | compass maker; Master in 1538. | Nürnberg. | Gouk 1. | suggest correction | |
| GAILSTORFER, HANS | Germany, c.1674, MIM | Hans Gailstörfer, compass maker. | Nürnberg. | Gouk 1. | suggest correction | |
| GAILSTORFER, JACOB | Germany, c.1674, MIM | Jacob Gailstörfer, compass maker. | Nürnberg. | Gouk 1. | suggest correction | |
| GAINSBOROUGH, HUMPHREY | England, 1718-76, MIM | Sundial in base of clock = X. | Henley-on-Thames. | Beeson. | suggest correction | |
| GAITSKILL, JOHN | England, fl.1793-1823, NIM | Hadley's Quadrants = MYS (1793), ADL-A53 (1823), Whaling Museum, Nantucket, Mass., Maine Historical Soc., Portland, Stadt Museum, Aberna, Denmark, P.C.(1969); Quadrants = Marine Historical Assoc.,Conn., P.C.(1974); Octant, ebony and ivory, 1793 = Soth. 2/28/80. | the octant was made for William Sanford Brown; many instruments are signed "J. Gaitskill"; ADL made for George James in 1823. | 332 Wapping; 329 Wapping; both in London. | Price 2; USNM; ADL; RSW. | suggest correction |
| GALANDIUS, FRANCESCUS | France, MIM | Astrolabe, wood and paper, brass alidade = Soth. 2/26/62. | RSW. | suggest correction | ||
| GALBY, PETER AND CHARLES | England, fl.1832-46, PHIM | barometer makers. | 50 Exmouth Street, Spitalfields; Philosophical Institute, 9 Turnmill Street, Clerkenwell, London. | Taylor 2(1857); Dewhirst. | suggest correction | |
| GALE, JAMES | USA, b.c.1791-1871; fl.1815-24, MIM NIM | Gauges, wood, 15" and 48" (1818) = Salem Maritime National Historic Site; Tell-Tale Compass = PEA. | Neptune and Water Streets, Salem, Mass. (1815-pre-1824); Haverhill, Mass. (1824-71). | Brewington 1; Moskowitz 102; RSW; USNM. | suggest correction | |
| GALE, JOSEPH | England, c.1830, PHIM | barometer maker. | 46 Knight Street, Manchester. | Taylor 2(1857a); Goodison 1. | suggest correction | |
| GALEOTTI, A. | Italy, c.1780, MIM | Drawing Instruments = P.C. | RSW. | suggest correction | ||
| GALETI, ANTHONY | England, PHIM | Wheel Barometers = D.(1972), X. | possibly Anthony Galletti. | Goodison 1; RSW. | suggest correction | |
| GALETTI, ANTHONY | England, fl.1830-50, MIM OIM | Telescope = Christie-SK 8/20/87. | sometimes spelled "Gallatti." | 80 Castle Street, Liverpool. | Taylor 2(1858); Bell 2; RSW. | suggest correction |
| GALGEMAYR, GEORG | Germany, c.1626, MIM | designed various types of dividers; author. | RSW. | suggest correction | ||
| GALI, J | England, PHIM | Wheel Barometer = X. | Lincoln. | Goodison 1. | suggest correction | |
| GALILEI, GALILEO | Italy, 1564-1642, MIM OIM PHIM | Telescopes = FLO. | astronomer; mathematician; invented a military sector; first used the telescope for astronomical observations. | Pisa; Florence; Arcetri. | DSB; Crommelin 1; Garvan; Michel 1; Bonelli; S. Drake: 51 10; etc. | suggest correction |
| GALIMBERTI, J. | England, PHIM | barometer maker. | Bugle Street, Southampton. | Bell 2. | suggest correction | |
| GALINDEZ, MARTIN | Spain, d.1627, MIM | made sundials for the convent at Paular. | Gatty. | suggest correction | ||
| GALL AND LEMBKE | USA, OIM | Telescopes = Christie 5/26/76, 12/8/76 | New York, N.Y. | RSW. | suggest correction | |
| GALL, JOHN | Scotland, c.1837, MIM PHIM | made hydrometers and saccharometers. | 48 London Street, Edinburgh. | Taylor 2(2132). | suggest correction | |
| GALLA, JULES-CESAR LA | France, c.1625, OIM | microscope maker? | Nachet. | suggest correction | ||
| GALLAND | France, c.1810, OIM | made a new type of lens for microscopes. | Paris. | Nachet. | suggest correction | |
| GALLAND, PETRUS | Italy, 17th Century, MIM | Sector = ADL-M89q. | "sub signo Pulcrae Virtutis in via Coronaria Roma." | Engelmann 1; Daumas 1; Michel 3; USNM; ADL; RSW. | suggest correction | |
| GALLEE | England, PHIM | barometer maker. | Bell 2. | suggest correction | ||
| GALLENHAMP, A. | England, PHIM | Balance = K. and C. 5/23/73. | London. | RSW. | suggest correction | |
| GALLETTI, A. | England, PHIM | Wheel Barometer = X. | see Galetti. | Goodison 1. | suggest correction | |
| GALLETTI, ANTHONI | Italy Scotland, fl.1798-1858, MIM OIM PHIM | Marine Barometer = Soth. 5/15/70; Philosophical Bubbles = D.(1985); Telescopes = RSM (2). | carver and gilder; barometer maker; T.C. | foot of Cannon Street, Edinburgh (1798); 21 Nelson Street (1805-28); and 10 Nelson Street (1826-28); 24/25 Argyll Arcade (1828-43); 24 Argyll Arcade (1843-50); all in Glasgow. | Bryden 3; Bell 2; Clarke et al; RSW. | suggest correction |
| GALLETTI, JOHN | Scotland, b.c.1821-94, MIM OIM PHIM | Telescope = FRK = RSM; Philosophical Bubbles = OXF, KEN. | carver and gilder; claimed firm started in 1789. | 24 Argyle Arcade, Glasgow (1851-94). | Bryden 3; Bell 2; Clarke et al. | suggest correction |
| GALLEY | Scotland, PHIM | barometer maker. | Glasgow. | Bell 2. | suggest correction | |
| GALLEY, P. | may be Gally. | Goodison 1. | suggest correction | |||
| GALLI, CHARLES | Scotland, fl.1821-26, PHIM | Maker of Wheel Barometers ; picture merchant. | Waterloo Place, Edinburgh. | Bell 2. | suggest correction | |
| GALLI, JOHANNES | Italy, c.1630, MIM | Sector = NMM-CI/S.10; Skaphe = NMM-D.359. | Barbarini Coll.; made precision instruments. | NMM 2; Michel 3; RSW; Morpurgo 1. | suggest correction | |
| GALLI, MARCO | Italy, 1694, MIM | designed a hodometer; author. | Parma. | Morpurgo 1. | suggest correction | |
| GALLO, G. | Germany, c.1800, MIM | Floating Sundial, ivory = THO; Floating Sundial = DNM. | Frankfort. | RSW. | suggest correction | |
| GALLOIN | France, 1801, MIM | Garden Sundial, slate, 1801 = D.(1972). | latitude of Paris. | Roux Devilas, Cat 73. | suggest correction | |
| GALLON | France, c.1680, OIM | "Opticien"; thought of using a glass ball as the eyepiece in a telescope. | Paris. | Daumas 1. | suggest correction | |
| GALLONDE | France, fl.1740-48, PHIM | Assay Balance = Rovelle (pre-1780); Thermometer = SPI-2865; Astronomical Regulator = CNAM. | Paris. | Daumas 1; Grimaldi(968); Cons. Nat'l 1; Destombes 4. | suggest correction | |
| GALLOW, G. | Germany, PHIM | Stick Barometer = K. and C. 7/13/73. | Frankfort. | RSW. | suggest correction | |
| GALLUCCIA, GIOVANN | Italy, | Cube Sundial, 1609 = ADL-A24. | fake. | ADL; RSW. | suggest correction | |
| GALLUCIO, GIOVANNI PAOLO | Italy, 1564-98, MIM | Ring Sundial, 1564 = Goldschmied Coll. = NMM-Caird (fake); Universal Equatorial Sundial, paper, 1572 = NMM-D.232; Astrological Volvelle, paper, 1595 = WHI. | author; also signed "Joan Paulus Gallucio" or "Galluccio." | Salo; Venice. | NMM 2; Daumas 1; Michel 2 and 3; Weil 2(19); Bedini 8; A.J. Turner 10. | suggest correction |
| GALLY 1 | England, PHIM | Wheel Barometer = X. | may be John Gally. | Exeter. | Goodison 1. | suggest correction |
| GALLY 2 | England, PHIM | Wheel Barometer = X. | Manchester. | Goodison 1. | suggest correction | |
| GALLY, ANDREW AND GEORGE | England, c.1850, PHIM | barometer makers. | St. George Street, Smithfield, London. | Bell 2. | suggest correction | |
| GALLY, B. | England, PHIM | Wheel Barometer = Soth. 7/21/87. | RSW. | suggest correction | ||
| GALLY, C. | England, PHIM | Wheel Barometer = X. | Goodison 1. | suggest correction | ||
| GALLY, DOMENICO | England, c.1800, PHIM | barometer maker. | London. | Bell 2. | suggest correction | |
| GALLY, G. | Scotland, PHIM | Wheel Barometer = X. | Glasgow. | Goodison 1. | suggest correction | |
| GALLY, GEORGE | England, c.1800, PHIM | see Andrew and George Gally. | London. | Bell 2. | suggest correction | |
| GALLY, JOHN | England, PHIM | Stick Barometer = X. | Exeter. | Goodison 1. | suggest correction | |
| GALLY, P. 1 | England, PHIM | Wheel Barometer = X; Stick Barometer = X. | Cambridge. | Goodison 1. | suggest correction | |
| GALLY, P. 2 | England, PHIM | Wheel Barometer = X. | Peter Gally? | Leeds. | Goodison 1. | suggest correction |
| GALLY, P. 3 | England, c.1810, PHIM | Stick Barometer = Soth. 12/10/81; Wheel Barometer = Phillips 2/15/89. | might be P. Gally 1 or 2. | RSW. | suggest correction | |
| GALLY, P. 4 | England, PHIM | Stick Barometer = Soth.-S 9/18/86. | Cranbrook. | RSW. | suggest correction | |
| GALLY, P., AND CO. 1 | England, fl.1809-60, PHIM | Peter or Paul Gally; barometer makers. | Strand, London. | Bell 2. | suggest correction | |
| GALLY, P., AND CO. 2 | England, c.1820, PHIM | Stick Barometer = Christie-SK 6/30/89. | is "Fetchet" misreading for "fecit"?; see P. Gally and Co. 1. | Fetchet? | RSW. | suggest correction |
| GALLY, PAUL AND PETER | England, fl.1809-61, PHIM | made barometers and thermometers. | 8 Turnmill Street, Clerkenwell (1809-11); 9 Turnmill Street, Clerkenwell (1815-25); 50 Exmouth Street, Spitalfields (1826-48); 68 Hatton Garden (1849-61); 3 Upper Nth. Place, Grey's Inn Road (1852-54); all in London. | Goodison 1. | suggest correction | |
| GALLY, PAUL AND PETER, AND CO. | England, fl.1817-50, PHIM | barometer makers. | London. | Bell 2. | suggest correction | |
| GALLY, PETER 1 | England, PHIM | see Paul and Peter Gally and Co. | Bell 2. | suggest correction | ||
| GALLY, PETER 2 | England, fl.1837-60, PHIM | barometer maker? | 89 Kirkgate (1837-60); 97 Kirkgate (1841); both in Leeds. | Goodison 1. | suggest correction | |
| GALMAIR, JOSEPH | Germany, 1727-90, MIM | Celestial Globe, 1749 = DEU; Celestial Globe with clockwork = Fugger Museum, Augsburg. | made pedometer winding watch. | Trabant; Munich. | Maurice 1; Baillie 1; RSW. | suggest correction |
| GALOIS, I. | France, 1548, MIM | Astrolabe, 1548 = P. and S. 4/21/1898 = Hoffman Coll. = USNM (ICA-204). | P. and S. say "T. Galois"; tympan for 48° = Orleans. | Gunther 1; Michel 2 and 3; Evans 1; Price 1; ICA 2; RSW. | suggest correction | |
| GALOIS, L'ABBE | France, fl.1766-84, MIM | l'Abbé Galois; made a meridian sundial. | Paris. | Baillie 1. | suggest correction | |
| GALVANI, ANDREA | Italy, pre-1823, MIM | invented an odograph which received a gold medal at the Industrial Exposition in Venice in 1823. | Pordenone. | Morpurgo 1; Boffito. | suggest correction | |
| GAMAGE, BENJAMIN | England, fl.1823-26?, MIM | Hydrometer with Proof Rule = WHI. | made Dicas' hydrometer; also appears as Gammage; son-in-law of and successor to J. Dicas; wrote a leaflet on hydrometers; T.C. | 17 (or 11) Clarence Street, Liverpool; 17 Beaumont Street, Windsor. | Taylor 2(1565); Calvert 2; Bryden 9. | suggest correction |
| GAMAGE, PHILIP | England, c.1694, MIM | apprenticed to Peter Collins of the Clockmakers' Company on July 2, 1694. | J. Brown 3. | suggest correction | ||
| GAMBEY | France, c.1840, MIM | Altitude and Azimuth Instrument = Baily Sale 4/25/1845; Borda Circles = MYS and AMST. | surely Henri-Prudence Gambey; the MYS instrument is marked "No. 12"; the Baily instrument was misread as "Gambay." | Paris. | Mörzer Bruyns 1; Preuss and Treworgy; Chaldecott 3; RGO; RSW. | suggest correction |
| GAMBEY, HENRI-PRUDENCE | France, 1787-1847, MIM NIM PHIM SIM | Sextants = SPI-2774, USNM, CNAM, Dipping Circle = Magnetic Observatory, Dublin; Borda Circles = USNM, Maritime Museum, Horten, Norway (No.123); Heliostat = USNM; Magnetometer = USNM; Dividing Engines = CNAM; Theodolites = CNAM, BRO; Artificial Horizon = CNAM; Rules = CNAM; Balance, small = Gersaint 7/20/96. | Georges Oberhauser worked with him, 1815; Académie des Sciences, 1837. | St. Denis, Paris. | Daumas 1; Cons. Nat'l 1; Destombes 4; USNM; Taylor 2(2133); DSB; J.A. Bennett 2; Darius 4; RSW. | suggest correction |
| GANDOLA, P. | England, PHIM | Wheel Barometer = X. | 12 Little Saffron Hill, London. | Goodison 1. | suggest correction | |
| GANDOLFI, V. | France, fl.1795-1822, PHIM | Weights = CNAM; Weight = Drouot Richelieu 4/28/88. | quai de la Monnaie; 11, du quai Conti; both in Paris. | Destombes 4; Cons. Nat'l 1; RSW. | suggest correction | |
| GANGUZZA, GIROLAMO | Italy, MIM | Polyhedral Sundial = Villa Giulia, Palermo. | Gatty. | suggest correction | ||
| GANSER, GEORG, DER JUNGERE | Austria, MIM | Instrument = TIM. | Vienna. | RSW. | suggest correction | |
| GANTHONY, RICHARD | England, fl.1794-1828, PHIM | Wheel Barometers = P-B 12/3/48, X. | X is signed "Ganthony London." | London. | RSW. | suggest correction |
| GANTLETT, R. | England, 19th Century, PHIM | Stick Barometer with Thermometer = Soth.-Bearne 4/4/78. | Calne. | RSW. | suggest correction | |
| GAPP, C.S. | England, PHIM | Stick Barometer = X. | London. | Goodison 1. | suggest correction | |
| GARAT | France, c.1855, PHIM | Balance = CNAM. | Cons. Nat'l 1; Destombes 4. | suggest correction | ||
| GARDAM | England; USA, c.1860, SIM | Miner's Dial = D.(1994). | probably W. Gardam; see W. Gardam and Son. | Leeds. | Garcelon 33. | suggest correction |
| GARDAM, W., AND SON | USA, c.1880, MIM | Miner's Compass = D.(1991). | see Gardam. | 96 John Street, New York. | Gemmary III. | suggest correction |
| GARDE, ABRAHAM DE LA | France, fl.1588-1621, MIM | Sundials in the back covers of watches = Soth. 5/27/54, 12/9/68, and Christie 5/6/69. | son of Jacques de la Garde. | Paris (1591 and 1621); Blois (1600). | Britten; RSW. | suggest correction |
| GARDE, JACQUES DE LA | France, fl.1551-65, MIM | Armillary Clock = BM. | may have made terestrial globe in Weil 2(29) and in Soth. 10/17/60 sale. | Blois. | Weil 2(29); Price 3; RSW. | suggest correction |
| GARDEN | England, fl.1812-16, PHIM | see Accum and Garden. | London. | RSW. | suggest correction | |
| GARDEN, ALEXANDER | England, c.1800, PHIM | partner of Fredrick Accum; made and sold chemical and philosophical apparatus. | Old Compton Street, Soho, London. | G. L'E. Turner 24; Clarke et al. | suggest correction | |
| GARDENER 1 | Scotland, c.1800, PHIM | Stick Barometer = D.(1965). | may be Gardner 5. | Glasgow. | RSW. | suggest correction |
| GARDENER 2 | see Gardner; see Gardiner. | RSW. | suggest correction | |||
| GARDENER AND CO. | variant spelling for Gardner and Co. | Morrison-Low 1. | suggest correction | |||
| GARDENERS | variant spelling for Gardners. | Morrison-Low 1. | suggest correction | |||
| GARDINER 1 | Scotland, c.1800, PHIM | Stick Barometers = D.(1975), Soth.-S 10/19/89 (satinwood and ivory). | Glasgow. | RSW. | suggest correction | |
| GARDINER 2 | variant spelling for Gardner. | Morrison-Low 1. | suggest correction | |||
| GARDINER, HENRY L. | Ireland, fl.1807-19, MIM | also made clocks and watches. | Fennell. | suggest correction | ||
| GARDINER, JAMES | England, | see James Gardner. | J. Brown 1. | suggest correction | ||
| GARDINER, PATRICK | see Patrick Gardner. | Bell 2. | suggest correction | |||
| GARDNER 1 | Scotland, c.1770, NIM | Octants = NMM, PEA; Hadley's Quadrant = Mercer Museum, Pa. | Glasgow. | Taylor 2(1860); Brewington 1; NMM 2; RSW. | suggest correction | |
| GARDNER 2 | USA, fl.1823-50, MIM | Pair of Globes = Winterthur Museum, Del.; Celestial Globe, 1823 = D.(1972); Terrestrial Globe, 1823 = ESS. | "Gardners's Twelve-Inch Globe", published by Cummings, Hilliard and Co., Boston, Mass.; James W. Gardner, which see. | Boston, Mass. | Yonge; Moskowitz 104. | suggest correction |
| GARDNER 3 | Scotland, 1830, OIM | Microscope = Cranbrook Institute of Science, Mich. Science, Mich. | Glasgow. | USNM; RSW. | suggest correction | |
| GARDNER 4 | Scotland, pre-1840, NIM | Quadrant =X. | used on whaler "Progress" in 1840. | Glasgow. | USNM; RSW. | suggest correction |
| GARDNER 5 | Scotland, PHIM | Stick Barometer and Thermometer = X; Stick Barometer = Soth. 10/22/87. | probably Gardner and Co. | Glasgow. | Goodison 1; RSW. | suggest correction |
| GARDNER 6 | Ireland, MIM NIM OIM | Hadley's Quadrant = D.(1973). | T.C. shows telescopes, quadrants, compasses; watch and clock- maker. | 57 High Street, Belfast. | RSW. | suggest correction |
| GARDNER 7 | see McGregor and Gardner. | Taylor 2(1934). | suggest correction | |||
| GARDNER AND CO. 1 | Scotland, fl.1837-83, MIM OIM PHIM SIM | Telescopes = FRK (4) = RSM, Christie-SK 4/14/89, D.(1972); Surveyor's Compasses = D.(1971 and 1982); Stick Barometers = X, Christie 4/28/82; Surveyor's Levels, = WHI, D.(1972)(1850); Miner's Dials = Soth. 4/7/82, FRK = RSM; Levels = WHI, FRK = RSM; Plotting Protractor = FRK = RSM; Microscope = FRK = RSM; Wheel Barometer = Christie-SK 1/27/89. | succeeded M. Gardner and Co.; Christie stick barometer is signed "Gardener and Co"; T.C., "established 1765." | 44 Glassford Street (1837-38); 21 Buchanan Street, seventh shop from Argyle Street (1839-60); 53 Buchanan Street (1860-83); 53 Vincent Street (1883); all in Glasgow. | Bryden 3; Frank; Goodison 1; Moskowitz 102; J.A. Bennett 2; Clarke et al; RSW. | suggest correction |
| GARDNER AND CO. 2 | Scotland, fl.1891-1920, | firm run by Thomas Rankine Gardner 2 after the breakup of Gardner and Lyle. | 53 St. Vincent Street (1891-99); 36 and 40 West Mile (or Nile) Street 1899-1920; both in Glasgow. | Clarke et al.; WEBDB | suggest correction | |
| GARDNER AND LAURIE | Scotland, fl.1792-98, MIM NIM OIM PHIM | Octant = FRK = RSM. | John Gardner 1 and James Laurie. | Corner of Bell's Wynd (1792), Glasgow. | Bryden 3; Clarke et al. | suggest correction |
| GARDNER AND LYLE | Scotland, fl.1883-91, MIM NIM OIM PHIM | Thomas Rankine Gardner 2 and James Lyle. | Glasgow. | Clarke et al. | suggest correction | |
| GARDNER AND NEILL | Ireland, fl.1809-18, NIM OIM | Microscope, Martin-type = Soth. 5/20/74; Octant = Natural Philosophy Coll., Glasgow. | Belfast. | Morrison-Low and Burnett; RSW. | suggest correction | |
| GARDNER OF GLASGOW | Scotland, to 1921, MIM | Taylor 2(592). | suggest correction | |||
| GARDNER'S | Scotland, post-1818, MIM SIM | Surveyor's Compass = Soth. 4/22/65. | signed "Gardner's Successors to J. and J. Gardner"; may be misreading for Gardners. | 43 Bell Street, Glasgow. | RSW. | suggest correction |
| GARDNER, HENRY | Ireland, fl.1809-35, MIM OIM | succeeded Job Rider in 1809; worked with R. Neill, 1809-18; watch and clock maker. | 27 High Street (1809); 65 High Street (1819-20); 57 High Street (1824-35); all in Belfast. | Morrison-Low and Burnett. | suggest correction | |
| GARDNER, J. AND J. | Scotland, fl.1799-1818, MIM NIM OIM PHIM | Stick Barometers = D.(1973), X(2), D.(1975), Phillips 12/12/89, Christie-SK 9/11/86; Circumferentor = RSM; Hadley's Quadrant = OMM. | opticians; John Gardner 1 and John Gardner 2, his son, founded firm; became Gardner, Jamieson and Co. in 1820. | Bell Street (1799-1801); 43 Bell Street (1803-18); both in Glasgow. | Goodison 1; Bryden 3; Clarke et al; RSW. | suggest correction |
| GARDNER, J. AND S. | misreading for J. and J. Gardner. | Phillips 12/12/89. | suggest correction | |||
| GARDNER, JAMES | England, fl.1791-1830, MIM PHIM | Instruments = NMM, KEN. | apprenticed to Samuel Browning 1 of the Grocers' Company on Sept. 4, 1783; free of the Company, Jan. 6, 1791; also appears as Gardiner; probably succeeded by William Gardner 1. | Meeting House Alley; 5 Somerset Place, Whitechapel; Princes Place, Cannon Street, New Road, St. George-in-the-East (1803); Wellclose Lane (1807); all in London. | J. Brown 1 and 2; Taylor 2(1859). | suggest correction |
| GARDNER, JAMES P. | USA, 1846, MIM | awarded a diploma at Fair of American Institute, Oct. 1846 for a sundial; W.A. Platt was his agent. | Columbus, Ohio. | USNM. | suggest correction | |
| GARDNER, JAMES W. | USA, fl.1825-30, MIM | designed celestial and terrestrial globes; see Gardner 2. | Boston, Mass. | Yonge. | suggest correction | |
| GARDNER, JAMIESON AND CO. | see Gardners, Jamieson and Co. | Clarke et al. | suggest correction | |||
| GARDNER, JOHN 1 | Scotland, 1734-1822, MIM OIM PHIM | Coin Balance = Soth. 6/16/75. | journeyman for James Watts, 1769; land surveyor; founded firm of J. and J. Gardner, which see; made an "improved Bradford static balance". | Crawford's Land, Bell's Wynd, Glasgow (1773-90). | Bryden 3; Goodison 1; Clarke et al. | suggest correction |
| GARDNER, JOHN 2 | Scotland, 1765-1818, MIM OIM PHIM | son of John Gardner 1; partner with him as J. and J. Gardner, 1799-1818. | Glasgow. | Clarke et al. | suggest correction | |
| GARDNER, JOHN 3 | Scotland, fl.1820-28, MIM | Sundial, 1821 = Pitcon, Dalry. | listed in directories as "John Gardner Younger" with J. and J. Gardner; may have made the above sundial. | Ayton Court, Glasgow. | Bryden 3; Clarke et al. | suggest correction |
| GARDNER, JOHN 4 | Scotland, fl.1787-1823, MIM | designed celestial globes; first appeared in the 1787 directory. | Glasgow. | Moskowitz 102. | suggest correction | |
| GARDNER, M. AND C. | surely misreading for M. Gardner and Co. | Taylor 2(1860). | suggest correction | |||
| GARDNER, M., AND CO. | Scotland, c.1821, MIM OIM PHIM | John Gardner 1 and Margaret Rankine Gardner; succeeded Gardners, Jamieson and Co.,1821; became M. Gardner and Sons, 1822-37; then Gardner and Co., 1833-83; made barometers. | 43 Bell Street (1823-25); 92 Bell Street (1826-32); 44 Glassford Street (1832-37); all in Glasgow. | Bryden 3; Goodison 1; Taylor 2(1860); Clarke et al. | suggest correction | |
| GARDNER, M., AND SONS | Scotland, fl.1822-37), MIM OIM PHIM | Margaret Rankine Gardner, Thomas Rankine Gardner 1 and William Gardner 2; made barometers; succeeded M. Gardner and Co. and were succeeded by Gardner and Co., which see. | 43 Bell Street (1824-25); 92 Bell Street (1826-32); both in Glasgow. | Bryden 3; Goodison 1; Clarke et al. | suggest correction | |
| GARDNER, MARGARET RANKINE | Scotland, fl.1819-49, MIM OIM PHIM | widow of John Gardner 2; in firm of Gardners, Jamieson and Co., 1819-21 and in M. Gardner and Sons, 1822-37. | Glasgow. | Clarke et al. | suggest correction | |
| GARDNER, PATRICK | Scotland, c.1812, MIM | apprenticed, 1779; free of the Clockmakers' Company, 1812; watch and clockmaker. | Perth (pre-1800); Edinburgh (1800-1812). | Bell 2; T. Smith; Clarke et al. | suggest correction | |
| GARDNER, ROBERT | Scotland; England, fl.1850-92, MIM PHIM | member of the family "Gardner of Glasgow" (not mentioned by Clarke et al); chronometer maker to the Admiralty and to the Council of State for India and also to the Italian Goverment; grandfather of Malcolm Gardner the late bookseller. | Glasgow (-1885); Lloyd's Square, London (1892). | USNM; Clarke et al. | suggest correction | |
| GARDNER, T. AND T. | Scotland, c.1830, MIM | Sighting Compass = P.C.(1987). | misreading for T.R. Gardner? | Glasgow. | RSW. | suggest correction |
| GARDNER, THOMAS RANKINE 1 | Scotland, c.1805-84, MIM OIM PHIM | Clinometer = RSM. | grand-son of John Gardner 1; son of John (2) and Margaret Rankine Gardner; partner first in M. Gardner and Sons and then in Gardner and Co. 1; "Optician to the Queen." | Glasgow. | Clarke et al; RSW. | suggest correction |
| GARDNER, THOMAS RANKINE 2 | Scotland, fl.1883-1920, MIM OIM PHIM | great-grandson of John Gardner 1; grandson of John Gardner 2 and Margaret Rankine Gardner; son of Thomas Rankine Gardner 1; in Gardner and Co. 1 before 1883; partner with James Lyle as Gardner and Lyle, 1883-91; firm then became Gardner and Co. 2. | 53 St. Vincent Street (1883-99); 36 and 40 West Mile (or Nile) Road (1899-1920); both in Glasgow. | Clarke et al.; WEBDB | suggest correction | |
| GARDNER, WILLIAM 1 | England, c.1814, MIM | apprenticed to James Gardner of the Grocers' Company on Oct. 6, 1814. | J. Brown 2. | suggest correction | ||
| GARDNER, WILLIAM 2 | Scotland, 1809-75, MIM OIM PHIM | Sector, ivory = Chevau-Légers 2/28/82; Clinometer = RSM. | grandson of John Gardner 1; son of Margaret Rankine and John Gardner (2); partner in M. Gardner and Sons and later, in Gardner and Co.; worked independently, 1846 on; sector signed "W. Gardner." | 3 Royal Bank Place (1846-55); 56 Gordon Street (1856-61); 134 Buchanan Street (1862-64); all in Glasgow. | Bryden 3; Morrison-Low; RSW. | suggest correction |
| GARDNERS | Scotland, c.1822, OIM PHIM | Stick Barometer = X. | opticians; succeeded Gardners, Jamieson and Co.; succeeded by M. Gardner and Co.; barometer signed "Gardeners". | 43 Bell Street, Glasgow. | Goodison 1; Clarke et al; RSW. | suggest correction |
| GARDNERS AND CO. | Scotland, 19th Century, MIM SIM | name on trade card in theodolite case; Gardner and Co. 1 or 2. | Glasgow. | Soth. 12/18/80. | suggest correction | |
| GARDNERS, JAMIESON AND CO. | Scotland, fl.1819-21, MIM OIM PHIM | probably John Gardner 1, Margaret Rankine Gardner and Robert Jamieson, which see; succeeded J. and J. Gardner, and became M. Gardner and Co. in 1821. | 43 Bell Street, Glasgow (1820-22). | Bryden 3; Goodison 1; Clarke et al. | suggest correction | |
| GAREZONI | see Garzoni. | Bell 2. | suggest correction | |||
| GARGORY 1 | England, c.1820, MIM | Protractor = D.(1975). | different hand from that of James Gargory of Birmingham. | London. | RSW. | suggest correction |
| GARGORY 2 | England, c.1850, MIM SIM | Compass, folding sights = Christies 11/11/70; Theodolite = Soth. 12/15/78. | surely James Gargory. | Bull Street, Birmingham. | RSW. | suggest correction |
| GARGORY, JAMES | England, fl.1835-56, MIM OIM PHIM SIM | Protractors = Christie-SK 7/10/80/, D.(1975), D.(1985), Birmingham Museum of Science and Industry; Instrument = KEN; Miner's Dials = X, Soth.-Chester 6/26/85; Sector, ivory = D.(1977); Surveyor's Compasses = Soth. 12/13/65, Soth.-B. 4/7/82; Wheel Barometers = X; Stick Barometer = Capes Dunn 10/21/97; Surveyor's Level = DeLuca 8/1/87; Mining Compass = P.C.(1987). | signed "James or J. Gargory." | 41 Bull Street (1835); 5 Bull Street (1850-56); both in Birmingham; also in Wolverhampton. | Taylor 2(1861); Goodison 2; Giordano 1; Bryden 9; RSW; Coffeen 10; ATG 10/18/97. | suggest correction |
| GARNER, WILLIAM | England, fl.1732-37, NIM | Davis Quadrants = PMM (1732), NMM S.119 (1734), NMM S161 (1737) (on loan to the American Museum, Bath). | apprenticed to John Henshaw of the Clockmakers' Company on June 18, 1713; quadrants made for George Ramsey, Oliver Thompson and Thomas White respectively. | Taylor 2(261); NMM 2; J. Brown 3; Daumas 1; RSW. | suggest correction | |
| GARNIER, PAUL, SR. | France, c.1830, MIM | clockmaker; finished a planetarium by Raingo. | Paris. | Cons. Nat'l 1; Destombes 4. | suggest correction | |
| GAROF, P. | Scotland, c.1775, PHIM | Stick Barometer = Phillips 5/7/93. | Edinburgh. | ATG 5/1/93. | suggest correction | |
| GAROUSTE, DE LA | France, 17th Century, OIM | constructed burning glasses. | Spargo 1. | suggest correction | ||
| GARRARD, JOHN | England, c.1811, | a cooper; son of Thomas Garrard 1; free of the Grocers' Company by Patrimony on April 4, 1811. | J. Brown 1. | suggest correction | ||
| GARRARD, SAMUEL | England, c.1803, | apprenticed to his father, Thomas Garrard 1, of the Grocers' Company on June 2, 1803; by then Thomas Garrard 1 was listed as wine and brandy merchant at old address. | J. Brown 1. | suggest correction | ||
| GARRARD, THOMAS 1 | England, fl.1781-pre-1811, MIM | apprenticed to Richard Rust of the Grocers' Company in 1770; free of the Company, 1781; took apprentices; by 1803 was listed as a wine and brandy merchant at same address. | Old Gravel Lane, Ratcliffe Highway (1781); 174 Ratcliffe Highway (1795); both in London. | J. Brown 1. | suggest correction | |
| GARRARD, THOMAS 2 | England, fl.1801-, MIM | apprenticed to his father, Thomas Garrard 1, of the Grocers' Company on Feb. 5, 1795; free of the Company, Oct. 1, 1801. | Ratcliffe Highway, London. | J. Brown 1. | suggest correction | |
| GARRARD, WILLIAM | England, fl.1781-1808, MIM | T.C.; invented and patented an altimeter; author; successor to J. Bettesworth with the same London address. | The Naval Academy, Ormond House, Paridise Row, Chelsea, London; Newington, Surrey. | Taylor 2(838); NMM 2. | suggest correction | |
| GARRETT | see Booth, Garrett and Blair | USNM. | suggest correction | |||
| GARTH | England, NIM | Sextant = MAN-124. | probably Richard Garth. | London. | Garcia Franco 1. | suggest correction |
| GARTH, RICHARD | England, fl.1800-17, MIM NIM | Mathematical Instrument = KEN. | 376 Rotherhithe Wall (1800); Rotherhithe Street (1817); both in London. | Taylor 2(1129). | suggest correction | |
| GARTNER, ANDREAS | Germany, 1654-1727, MIM PHIM | Double Burning Glass = DRE; Illuminated Mirror = DRE. | also made clocks; author. | Dresden. | Grötzch 2; Drechsler 2; Zinner 1; RSW. | suggest correction |
| GARUGHI | see Carugi. | Bell 2. | suggest correction | |||
| GARY | France, c.1792, MIM NIM | Protractor = Musée Carnavalet; Sectors = P. and S. 4/3/1894, WRAY; Graphometer = MAS; Butterfield-type Sundials = STR, BM; Instrument Set = Soth. 11/30/59; Compass = P-B 9/24/38; Dividers = D.(1975). | Paris. | Daumas 1; Michel 3; Evans 1; Price 3; Ward 4; RSW. | suggest correction | |
| GARZONI | England, PHIM | Wheel Barometer = Soth. 5/18/89. | Canterbury. | Bell 2; RSW. | suggest correction | |
| GARZONUS, F.C.M. | Italy, 1697, MIM | Skaphe Dial, 1697 = Evans Coll. | also marked "Carm F. Taurini." | Turin. | Evans 1. | suggest correction |
| GASCOIGNE, RICHARD | England, c.1710, MIM | apprenticed to Thomas Feilder of the Clockmakers' Company on June 5, 1710. | J. Brown 3. | suggest correction | ||
| GASCOIGNE, WILLIAM | England, 1612-38, OIM | invented a micrometer for telescopes in 1638; may have been the first to put telescopic sights on a quadrant. | Middleton, Yorkshire; London. | Taylor 1(176); DNB; Wynter and Turner; Nachet; Dewhirst; Daumas 1; Goldschmidt 70. | suggest correction | |
| GASKIN, GEORGE AUGUSTUS SAMUEL | England, c.1802, MIM OIM | his father was an optician; apprenticed to James Clarke 1 of the Grocers' Company, May 6, 1802; made speculum metal mirrors. | London. | J. Brown 1; Clarke et al. | suggest correction | |
| GASKIN, JOHN | England, b.1785, MIM | assisted by Charles Graham; he was also a weaver. | Penrith. | Bryden 9. | suggest correction | |
| GASPAR A MIRICA | see Gaspar van der Heyden. | A.J. Turner 10. | suggest correction | |||
| GASPARD | France, 1753, MIM | Table Sundial, 1753 = Musée Lorrain, Nancy; Mechanical Equatorial Sundials = D.(1985?), TIM. | signed "Gaspard Tourner du Roy à Lunéville"; mechanical sundials almost identical to those of Gaspard Hommer, which see. | rue de Viller, Lunéville. | Michel 3 and 14; RSW; Coffeen 55. | suggest correction |
| GASPART, JOSE | Portugal, c.1700, MIM | Equatorial Sundial = Evans Coll. | Lisbon. | Evans 1; USNM. | suggest correction | |
| GASTEIGER, HANS | Germany, 1562, MIM | Astrolabe clock, 1562 = Coll. Pringsheim, Munich. | Gunther-327; reproduction at OXF. | Munich. | Gunther 1; Michel 2; Baillie 1; Neumann 1. | suggest correction |
| GASTI, GIOVANNI | Italy, 16th Century, MIM | Sundial = Drecker-210. | Florence. | RSW. | suggest correction | |
| GATH, T. | England, c.1850, PHIM | Barometer = Soth. 7/3/70; Stick Barometer = Christie-SK 6/24/88. | Small Street, Bristol. | RSW. | suggest correction | |
| GATINI | see Copini, Gatini. | Goodison 1. | suggest correction | |||
| GATLIN | England, pre-1714, PHIM | Barometer = D.(1968). | RSW. | suggest correction | ||
| GATTELIE(R) | see Gratellie. | suggest correction | ||||
| GATTEY, FRANCOIS | France, fl. 1798-1822, MIM | François Gattey; invented a printed card slide rule in 1798 and called it "Cadran Logarithmique"; changed name to "Arithmographe" in 1810. | Delehar 9. | suggest correction | ||
| GATTEY, HENRY | England; USA, fl.1797-1827, MIM NIM OIM PHIM | Quadrant = MYS. | T.C. in W. and S. Jones orrery at VCW; another T.C. is in French and English; artist; quadrant signed "H. Gattey." | 274 Water Street (1797-98); 207 North Water Street near Beek'n Slip (1814-27); both in New York, N.Y. | USNM; Bedini 8; D.J. Warner 10; Yonge; RSW. | suggest correction |
| GATTI, A. | England, PHIM | Wheel Barometer = Phillips 2/22/77. | Reading. | RSW. | suggest correction | |
| GATTI, CHARLES | England, fl.1817-22, PHIM | Wheel Barometers = X. | spelled Gattie in directories; also Gatty. | 89 Leather Lane, Holborn, London. | Goodison 1; Bell 2. | suggest correction |
| GATTI, T. | England, PHIM | Wheel Barometer = X. | 53 Gray's Inn Lane, London. | Goodison 1. | suggest correction | |
| GATTY 1 | England, PHIM | Barometer = Soth. 7/31/70. | London. | RSW. | suggest correction | |
| GATTY 2 | see Bapt. Ronchetti and James Gatty. | RSW. | suggest correction | |||
| GATTY 3 | see Gatti. | RSW. | suggest correction | |||
| GATTY AND CO. | England, PHIM | Wheel Barometer = X. | Goodison 1. | suggest correction | ||
| GATTY AND READING | England, c.1780, PHIM | Stick Barometer = Christie 4/19/78. | probably a misreading for Gatty at Reading. | RSW. | suggest correction | |
| GATTY, A. | England, PHIM | Wheel Barometer = X. | Fish Lane, London. | Goodison 1. | suggest correction | |
| GATTY, ANDREW | Ireland, fl.1796-1824, PHIM | barometer and thermometer maker. | 18 Fishamble Street (1796-98); Smock Alley (1799, 1815-17, 1819); 34 Fishamble Street (1821-22); 7 Smock Alley (1823-24); all in Dublin. | Bryden 9; Morrison-Low and Burnett. | suggest correction | |
| GATTY, ANTHONY | England, c.1780, PHIM | Stick Barometers = X, VNN; Wheel Barometer = Soth. 7/16/76. | sometimes signed "A. Gatty". | Royal Oak, Fisher Row, Reading. | Goodison 1; Bell 2; RSW. | suggest correction |
| GATTY, ANTHONY, AND CO. | England, c.1800, PHIM | Stick Barometers = Phillips 9/10/86, Christie-SK 10/20/89. | also made thermometers. | Royal Oak, Fishers Row, Reading. | Bell 2; RSW. | suggest correction |
| GATTY, B. | England, PHIM | Wheel Barometer = X. | Reading. | Goodison 1. | suggest correction | |
| GATTY, D. 1 | England, c.1820, PHIM | Wheel Barometer = Soth. 7/21/87. | barometer signed "Gatty Lewis." | Lewis. | Goodison 1; RSW. | suggest correction |
| GATTY, D. 2 | England, PHIM | Wheel Barometer = X. | Reading. | Goodison 1. | suggest correction | |
| GATTY, DOMCO | England, PHIM | Stick Barometers = X, Christie 1/26/90. | probably Dominico Gatty. | London. | Goodison 1; RSW. | suggest correction |
| GATTY, DOMINIC, AND CO. | England, PHIM | Stick Barometer = Bourne Auction, Mass. 2/11/81. | London. | Maine Digest, May 1981. | suggest correction | |
| GATTY, DOMINICO | England, c.1826, PHIM | barometer maker. | 111 Broad Street, Reading. | Goodison 1. | suggest correction | |
| GATTY, J., AND MALORIDA | England, PHIM | barometer makers; probably James Gatty. | Holborn, London. | Bell 2. | suggest correction | |
| GATTY, JAMES | England, c.1800, PHIM | Stick Barometers = K. and C. 9/20/71, Soth. 12/17/87, Christie-SK 9/23/88, City of Gloucester Museum, X; Wheel Barometers = D.(1973), Soth. 6/27/88, P.C., Stock Exchange, London; Double Barometers = P.C., City of Gloucester Museum, Goodison. | Soth. 6/27/88 has address of "237 High Holborn"; see Ronchetti and Gatty. | 130 High Holborn, London. | Goodison 1 and 5; Bell 2; RSW. | suggest correction |
| GATTY, JOHN | England, PHIM | Wheel Barometer = X. | Manchester. | Goodison 1. | suggest correction | |
| GATTY, JOSEPH 1 | Italy; USA, fl.1794-1800, PHIM | Maximum-minimum Thermometer = Mt. Vernon, Va. | bulbs missing; made barometers and philosophical instruments as well. | 39 Pearl Street, New York City (1794); 79 South Front Street, Philadelphia, Pa. (1796-1800). | Bedini 1 and 8; Middleton 1; Gillingham 1; USNM; Bell 2; D.J. Warner 5. | suggest correction |
| GATTY, JOSEPH 2 | Ireland, fl.1801-14, PHIM | Stick Barometer = D.(1981). | printed paper dial face; also made thermometers. | 1 Smock Alley (1801-07); 25 Fishamble Street (1808); 1 Smock Alley (1809-14); all in Dublin. | Bryden 9; Morrison-Low and Burnett; RSW. | suggest correction |
| GATTY, JOSH | England, PHIM | Stick Barometer = X. | Goodison 1. | suggest correction | ||
| GATWARD, J. | England, MIM PHIM | Wheel Barometer = X. | T.C.; sundial, clock and watch maker. | Saffron Walden. | Goodison 1; Crawforth 1. | suggest correction |
| GAUDIN, MARK-ANTOINE-AUGUSTE | France, fl.1804-45, OIM | Microscope = NAC. | designed a microscope with rock crystal lenses; Pipping says that c.1870 is closer. | Paris. | Pipping 1; Nachet; RSW. | suggest correction |
| GAUDRON | France, 1674, PHIM | Barometer = KAS. | made air pumps; clockmaker. | Faubourg Saint-Germain, rue Mazarine, Paris. | Daumas 1; Estreicher 1; Middleton 1. | suggest correction |
| GAUPP AND CO. | China, PHIM | Aneroid Barometer = D.(1984). | Hong Kong. | Moskowitz 126. | suggest correction | |
| GAUSS, KARL FRIEDRICH | Germany, 1777-1855, | invented a heliotrope and a bifilar magnetometer; author, mathematician and astronomer. | Gottingen. | DSB. | suggest correction | |
| GAUTRAU | France, fl.1780-1820, NIM PHIM | Marine Barometer = NMM-MT/BM.1; Compass = X. | Rochefort. | NMM 2; A.J.Turner X. | suggest correction | |
| GAVARD, ADRIEN | France, c.1840, MIM | Heliographs = CNAM; Pantograph = D; Drafting Machine = D.(1987). | "Eseur du Dépôt général de la Guerre"; drafting machine marked "Par Brevet d'Iven"; patented a "perspectographe", a perspective machine. | 6 rue Ventadour; Quai des Orfèvres, 70; both in Paris. | USNM; Cons. Nat'l 1; Destombes 4; Coffeen 15; Delehar 7. | suggest correction |
| GAY, THOMAS 1 | England, fl.1676-90, OIM | son of Richard Gay; apprenticed to Joseph Howe in the Spectaclemakers' Company; free of the Company, 1676; took one apprentice. | Golden Spectacles, near Sun Tavern, behind Royal Exchange, London. | J. Brown 1; Robischon. | suggest correction | |
| GAY, THOMAS 2 | England, fl.1690-1733, OIM PHIM | Barometer = X. | apprenticed to Thomas Gay 1 in the Spectaclemakes' Company; free of the Company in 1690; took Matthew Loft and William Eastland 1 as apprentices; Master of the Company, 1718-20. | Archimedes and Spectacles, near Sun Tavern, Royal Exchange, London. | Taylor 1(327), 2(43); J. Brown 1; Goodison 1; Evans 1; Clay and Court; Court and von Rohr 3(37); Robischon. | suggest correction |
| GAY-LUSSAC, JOSEPH LOUIS | France, 1778-1850, PHIM | scientist, worked on the thermal expansion of gases, devised a new form of barometer. | Middleton 1 and 4; G. L'E. Turner 24. | suggest correction | ||
| GAYDE | France, c.1750, OIM | Telescope = X. | optician to the king. | Paris. | Daumas 1. | suggest correction |
| GAZULUS, JOHANNES | Dalmatia, 1462, MIM | Ragusa. | Ameisenowa. | suggest correction | ||
| GEARING, FRANCIS | England, c.1751, | apprenticed to John Farmer 2 in the Joiners' Company onOct. 15, 1751; probably related to Richard Gearing, which see. | Crawforth 7. | suggest correction | ||
| GEARING, RICHARD | England, fl.1730-70, MIM | nephew and successor to John Farmer 2; T.C.; "Rule Maker"; worked in brass, ivory and boxwood; used the same trade card pattern as Fisher Combes. | The Quadrant, without Newgate, facing the Old Bailey; at No. 2 Horse-shoe Court, Cook Lane, West Smithfield (after 1764); both in London. | Taylor 2(179); Clay and Court; Crawforth 1. | suggest correction | |
| GEARY, FRANCIS | Ireland, fl.1805-12, OIM | instrument maker; optician. | Paul Street, Cork. | Morrison-Low and Burnett. | suggest correction | |
| GEBE | see Hans Göbe. | Zinner 1. | suggest correction | |||
| GEBHARD, HANS | Germany, 1568, MIM | Sundial on finger ring = LIE. | surely not the same as Johann Gebhard. | Zinner 1; RSW. | suggest correction | |
| GEBHARD, HEINRICH | Germany, 1602-61, MIM | Astrolabe Clock = STU. | Strassburg. | Himmerlein 2. | suggest correction | |
| GEBHARD, JOHANNE | Germany, fl.1538-68, MIM | Diptych Sundials, ivory, = ADL-DPW21 (1546), HAK (1547), D. (1548), UTO (1550) 11/2/76, WHI (FIT) (1556), PRA (1557), EMA (1557), FIN (1557) = Soth. 7/23/62, OXF (1561), THO, ADL-T54, Ethnological Museum, Lisbon. | punchmark is a six-pointed star, sometimes between "H.G."; see "H.G." (2); Lisbon instrument is upper half only; he was burger in 1538. | Nürnberg. | Zinner 1; Michel 1 and 3; Bryden 16; Evans 1; Tomlinson 1; Gouk 1; Coffeen 46; ADL; RSW. | suggest correction |
| GEBHARDT, JOHAN | c.1900, | Inclinable Sundial = ADL-T4. | modern work. | Tomlinson 1; ADL; RSW. | suggest correction | |
| GEBHART, HANS | see Johann Gebhard. | suggest correction | ||||
| GEBLER, JOH. CHRIST. | c.1750, MIM | Rule = MLL; Trigonometria Anarithmetica = DRE. | RSW. | suggest correction | ||
| GEDDA, PETER NICLAS VON | Sweden, 1737-1814, MIM | physicist; skilled amateur instrument maker. | Pipping 1. | suggest correction | ||
| GEERTS, DION | Belgium, c.1700, MIM | Universal Equatorial Sundial = CZJ; Universal Equatorial Sundial in book-form = MERC-139 = McVitty Coll.; Universal Ring Sundial = Libert et Castor Auction, 4/28/82. | Brussels. | Hamilton 1 and 2; RSW. | suggest correction | |
| GEHLER | see Gebler. | suggest correction | ||||
| GEISER, DAVIDE | Italy, c.1840, PHIM | Thrmometer, bimetallic = U. of Pavia Museum. | Milan. | Brenni 1. | suggest correction | |
| GEISLER, J.G. | Germany, 1798, MIM | Globe on clock, 1798 = Feill Coll. Sale, 1955. | RSW. | suggest correction | ||
| GEISSLER | Germany, c.1840, PHIM | Barometer = FLO. | Bonn. | Middleton 1. | suggest correction | |
| GEISSLER, W. | Holland, fl.1846-50, PHIM | Psychrometer, 1846 = RIJ; Hydrometers = Auctions, 1906 & 1910. | Amsterdam. | Mörzer Bruyns 1 & 2. | suggest correction | |
| GELB, JOHAN WOLFGANG | Germany, 1599-1632+, MIM SIM | Artillery Alidade with Inclinometer = Soth. 2/26/62 = USNM. | accepted into the Guild of Smiths as a small clockmaker in 1625; last child born in 1632; instrument signed "Johan Wolf Gelb me fecit Ulm." | Ulm. | Bedini 4; Price 2; RSW. | suggest correction |
| GELDER, BEERT JOHANNES | Holland, d.1828, MIM OIM PHIM | made sundials, microscopes, telescopes, barometers, thermometers, and clocks; father of Rinse Beerts Gelder. | Hallum; Beetgum. | Rooseboom 1. | suggest correction | |
| GELDER, RINSE BEERTS | Holland, 1794-1857, MIM OIM | Compass, pocket = Frisian Marine Museum, Leeuwarden. | son of Beerts Johannes Gelder; made telescopes; clockmaker. | Beetgum; Menaldum. | Rooseboom 1; Mörzer Bruyns 2. | suggest correction |
| GELIN, E. | France, 1603, MIM | Sundial, slate, 1603 = P.C.(1964). | Vallo (Vallon?). | Ant. Hor. Soc. Exhib., 1964. | suggest correction | |
| GELLIBRAND, HENRY | England, 1597-1636, MIM | Wall Sundial = Library, Trinity College, Oxford. | author; designed instruments; wrote on magnetic deviation. | London; Oxford; London. | Taylor 1(138); Evans 1; DNB; DSB. | suggest correction |
| GEMINI, THOMAS | Belgium; England, fl.1542-62, MIM | Astrolabes = BMR (1552, ICA-450), OXF (1559, ICA-575), FLO (ICA-489), P.C. (ICA-3111), BMR (ICA-3112). | family name was"Thomas Lambrit"; member of the Stationers' Company; may have worked in Gemma Frisius' workshop; ICA-450 may be one that is now in the Brussals Observatory in Uccle (1988). | Lixhe; Flanders; London. | Zinner 1; Taylor 1(2); Michel 1, 2, 6, 8, and 10; Gunther 1 and 5; Rooseboom 1; Maddison 1; DNB; DSB; Price 1; ICA 2; J. Brown 3; A.J. Turner 10; Darius 4; RSW. | suggest correction |
| GEMINUS, ANTHONIO | Italy; Switzerland, 1589, MIM | Sundial and Nocturnal, 1589 = OXF. | Rome; Geneva. | Evans 1; Morpurgo 1; Baillie 1. | suggest correction | |
| GEMMA FRISIUS, RAINER | Belgium, 1508-55, MIM | Celestial Globes, 1537 = Zerbst Schlossmuseum, NMM. | doctor; mathematician; teacher at the U. of Louvain; uncle of the Arsenius brothers; invented the radio astronomico; Zerbst globe signed "Faciebant Gemma Frisius medicus ac mathematicus, Gaspar a Myrica et Gerardus Mercator Rupelmundanus anno a partu virg 1537". name means "Gemma from Friesland"; pupil of Apianus. | Louvain. | Zinner 1; Van Ortroy 2; Maddison 1 and 2; Michel 2 and 3; DSB; Baillie 1; Taylor 4; NMM 2; De Smet 1 & 2; A.J. Turner 10. | suggest correction |
| GEMMA, CORNELIUS 1 | Belgium, 1535-79, MIM | Astrolabe, 1574 = HAK. | son of Gemma Frisius; astronomer and mathematician; author. | Louvain. | Eckardt 1; Van Ortroy 2; Michel 3; Gunther 1; RSW. | suggest correction |
| GEMMA, CORNELIUS 2 | Spain, 1630, MIM | Astrolabe, wood, 1630 = MAS (ICA-472). | Madrid. | Garcia Franco 2; ICA 2; RSW. | suggest correction | |
| GENAILLE | France, c.1850, MIM | Perpetual Calendar = CNAM. | Cons. Nat'l 1; Destombes 4. | suggest correction | ||
| GENERAL, JACQUES | misreading for Jacques Senecal. | Mörzer Bruyns 1. | suggest correction | |||
| GENERINI, FRANCESCO | Italy, 1593-1663, MIM OIM | applied the telescope to mathematical instruments, c.1630; made a planisphere in 1645. | Florence. | Michel 3; Morpurgo 1. | suggest correction | |
| GENNANO, ADAMS HEROLDO | see Adam Heroldt. | RSW. | suggest correction | |||
| GENNARI, CAV. DR. ENRICO | Italy, c.1850, OIM | USNM. | suggest correction | |||
| GENNERT AND HOLZKE | USA, c.1850, MIM SIM | Wye Level = D.(1994). | probably William Frederick Holske, which see. | New York. | Garcelon 33. | suggest correction |
| GENT, THOMAS | England, c.1739, MIM | apprenticed to John Tracy of the Grocers' Company on Oct. 10, 1739. | London. | J. Brown 1. | suggest correction | |
| GEORGE 1 | France, c.1750, MIM OIM | Spy-Glasses = HAK, CNAM; Universal Ring Sundial = CNAM; Microscope = P.C.; Butterfield-type Sundials = NMM-D.120, P.and S. 2/28/1896 and 5/19/1896, Soth. 12/12/55, LIE, etc.; Sector = ADL-W125; Horizontal Sundial for 50°57' = Gersaint, La Rochelle 7/23/94; Equatorial Sundial = Soth. 12/12/55. | "opticien de l'Academie Royale des Sciences." | Quai de Conti; ci-devant rue Dauphine présentment Quay de Conty; both in Paris. | Daumas 1; Gunther 2; Michel 1, 3 and 9; Hamilton 2; Evans 1; Tardy 3; ADL; RSW. | suggest correction |
| GEORGE 2 | see Patton and George. | suggest correction | ||||
| GEORGE FILS | France, c.1800, OIM | Microscopes = CNAM, Bernard Coll. | probably the son of George 1. | rue Dauphine, Paris. | Daumas 1. | suggest correction |
| GEORGE, C. | England, c.1834, MIM | Dip Circle = NMM-DC.1. | Falmouth. | NMM 2. | suggest correction | |
| GEORGE, RICHARD | England, c.1709, MIM | member of the Clockmakers' Company; took Bulmer Francis as an apprentice on Jan. 26, 1709; Francis was later turned over to Richard Hutchinson of the Company. | J. Brown 3. | suggest correction | ||
| GEORGE, W. | England, post-1834, NIM | Dip Needle = KEN. | introduced by R.V. Fox, 1834. | RSW. | suggest correction | |
| GEORGES | France, pre-1770, OIM PHIM | Microscope = Doucet Coll.; Telescopes = Bourlamaque Sale, 1770, CNAM; Balance = CNAM. | is he George 1? sundial maker. | Paris. | Cons. Nat'l 1; Destombes 4; Nachet. | suggest correction |
| GERARD | France, c.1730, MIM | Horizontal Sundial = D.(1976); Vertical Sundial = Koller 11/17/75. | inscription on vertical dial reads "Inventé par Julien Le Roy de la Société des Arts. Fait par Gérard, Horloger à Sarrelouis". | Sarrelouis. | RSW. | suggest correction |
| GERARD, WILLIAM | England, c.1850, NIM | Sextants = PMS, P.C. | T.C.; patented composite A.R.G. (PMS). | Newtons Head, 36 South Castle Street, Liverpool. | NMM; RSW. | suggest correction |
| GERBERT D'AURILLAC | France, c. 930-1003, | Pope Sylvester II; mathematician and astronomer; made several armillary spheres and an "oralogium", either a sundial or an astrolabe. | Aurillac; Reims; Rome. | Maddison 2; Michel 2; DSB. | suggest correction | |
| GERBST | Russia, c.1850, OIM | Transit Instruments = Harvard Observatory, Swedish General Staff, etc. | technician at Pulkova Observatory; made instruments there. | Pulkova. | Novoshanova. | suggest correction |
| GERECHT, MICHAEL | Germany, fl.1574-80, MIM | engraved calendars; examples at VIE etc. | Zinner 1. | suggest correction | ||
| GERET | France, c.1825, PHIM | Stick Barometer = Chevau-Légers, 2/28/82-199 | "opticien". | Maçon. | RSW. | suggest correction |
| GERHARDUS | 1715, MIM | Celestial Globe, 1715 = Stedkils Museum, Leyden. | Grimaldi (809). | suggest correction | ||
| GERLACH, G. | Poland, c.1816, MIM SIM | Circumferentor; Surveyor's Compass; Calculating Machine; Rules; Drawing Instruments; Alidades; etc. all in the Technical Museum, Warsaw. | Warsaw. | Novokshanova; RSW. | suggest correction | |
| GERLETTI | Scotland, PHIM | Barometers = X(2) and Soth. 12/10/81. | Dominick or John Gerletti? | Glasgow. | Goodison 1; RSW. | suggest correction |
| GERLETTI, CHARLES | Scotland, fl.1828-48, PHIM | Barometer = D.(1972); Wheel Barometers = Soth. 2/4/77 = FRK = RSM, etc; Wheel Barometers = Soth. 12/5/85, etc. | looking-glass manufacturer, dealer. | 156 (1828-32), 153 (1833) and 145 (1834-39) Saltmarket; 10 Candlerigg Street (1840-48); all in Glasgow. | John Bell; Clarke et al. | suggest correction |
| GERLETTI, DOMINICK | Scotland, fl.1849-58, PHIM | Wheel Barometer = Christie-G 6/3/87. | barometer maker; optician. | 10 Candlerigg Street (1849-55); 24 Glassford Street (1855-57); 44 Trongate (1857-58); all in Glasgow. | Goodison 1; Clarke et al; RSW. | suggest correction |
| GERLETTI, JOHN | Scotland, fl.1853-58, PHIM | perhaps son of Charles Gerletti; barometer maker. | 95 Candlerigg Street (1853-54); 55 St. Enoch's Wynd (1854-58); both in Glasgow. | Goodison 1; Clarke et al. | suggest correction | |
| GERONIMO, B. | England, PHIM | Barometer = D.(1972). | Bristol. | John Bell. | suggest correction | |
| GERONIMO, P. | England, PHIM | Wheel Barometer = X. | Goodison 1. | suggest correction | ||
| GERRARD | England, PHIM | Stick Barometer = Eldred 7/26/73. | Liverpool | RSW. | suggest correction | |
| GERRARD ET CIE. | France, PHIM | Vacuum Pump = Christie 12/18/74. | Paris. | RSW. | suggest correction | |
| GERRARD, ALEXANDER | Scotland, 1855, MIM | exhibited in the Paris Exposition of 1855. | Aberdeen. | Clarke et al. | suggest correction | |
| GERRARD, W. | England, NIM | Octant = PMS; Sextants = MYS. | "Patent Composite" stamped on ivory scale of octant; sometimes signed just "Gerrard." | 35 South East Street, Liverpool. | RSW. | suggest correction |
| GERRITSEN, CLAES | Holland, c.1600, MIM NIM | supplied compasses, sounding-lines and loadstones to van Neck's expedition. | Mörzer Bruyns 2. | suggest correction | ||
| GERSON | see Levi ben Gerson. | Goldstein 1; DSB. | suggest correction | |||
| GERSTEN | MIM | Calculating Machine = DAR. | Cons. Nat'l 1; Destombes 4. | suggest correction | ||
| GERVAIS | France?, c.1780, MIM | Armillary Sphere, Ptolemaic, cardboard = VCW. | RSW. | suggest correction | ||
| GERVAISE | France, fl.1730-50, MIM | Garden Sundial, slate, 1733 = LIE. | also made octagonal moondials. | Ardennes. | Michel 3 and 9. | suggest correction |
| GERVAISE, FELIX | France, 1660, MIM | added a string-gnomon sundial, silver, in 1660, to ADL-DPW18, an ivory diptych sundial by Jacques Senecal. | ADL; RSW. | suggest correction | ||
| GESSLER, JOSEPH LEONHARDT | Germany, 1752, MIM | Mechanical Equatorial Sundial, 1752 = P.C. | Wittistingen. | RSW. | suggest correction | |
| GESSNER, ABRAHAM | Switzerland, 1521-1636, MIM SIM | Globe Chalices, silver-gilt = BASH(1571), ZUS(1600), VIE, NOR; Drake's Cup, 1571 = City Museum and Art Gallery, Plymouth; Armillary Sphere = VIE. | Zinner 1; Michel 3; RSW. | suggest correction | ||
| GESTRA, J., AND SCHENA | England, PHIM | Wheel Barometer = X. | Newport. | Goodison 1. | suggest correction | |
| GEWICHT, D. | PHIM | Balance = MLL. | RSW. | suggest correction | ||
| GEWITSEN, AREIAN | Holland, MIM | Diptych Sundial = DRE-1926-5. | Zinner 1. | suggest correction | ||
| GHETALDI, MARINO | Dalmatia; Italy1566-1626, PHIM | Burning Mirror, speculum metal = NMM-Barbarini Coll. | mathematician. | Ragusa (1566-?); Rome (?-1603); Ragusa (1603-26). | NMM 2; DSB. | suggest correction |
| GIACOMINI, ANTONIO | Italy, c.1820, NIM | Quadrant = Garzolini Coll., Trieste. | Belluno. | Morpurgo 1. | suggest correction | |
| GIAMIN, ANTONIUS | Italy, fl.1591-99, MIM SIM | Astrolabes = WHI (1592)(ICA-542), MERC-5 (1592) = P.C., ZUR (1599)(ICA-570); Radio Latino, 1591 = ADL-M117; Surveying Instrument = MUN; Pillar Sundial =DEU; Nocturnals, 1592 = ADL-M331, ROT, UTR, van Alfen Coll; Nocturnals = NMM (1596), van Alfen Coll. (1595). | some of the nocturnals are very dubious; ADL-M331 is identical to a nocturnal by Gigli Mariotti at LOS. | Rome. | Engelmann 1; Michel 2 and 3; Price 1 and 5; ICA 2; Van Cittert; Morpurgo 1; Nachet; NMM 2; Hollands Glorie; Hamilton 1; ADL; RSW. | suggest correction |
| GIAMIN, IOANNIS | France; Italy, c.1550, MIM | Quadrans Vetus, iron = FLO. | Bordeaux; Rome. | Bonelli 1 and 5; Michel 2 and 3; Hahn; RSW. | suggest correction | |
| GIAMINI, ANTON | see Antonius Giamin. | Michel 3. | suggest correction | |||
| GIANNA, L. | England, c.1816, OIM PHIM | Wheel Barometers = X(2); Barometer = Henry Ford Museum, Mich. | optician; often used Salop in place of Shrewsbury. | Market Place, Shrewsbury. | Goodison 1; RSW. | suggest correction |
| GIANNEL | Italy, MIM | Armillary Sphere = Ambrosiana Library, Milan. | Bonelli 4. | suggest correction | ||
| GIANNOL, L. | England, c.1800, PHIM | Stick Barometer = D.(1975). | surely L. Gianna. | Shrewsbury. | RSW. | suggest correction |
| GIANO, C. | England, PHIM | barometer maker. | Leather Lane, London. | Bell 2. | suggest correction | |
| GIBB, ISAAC | England, c.1835, | apprenticed to William Green 2 in the Joiners' Company, March 3, 1835. | Crawforth 7. | suggest correction | ||
| GIBBS, BROS. | USA, c.1850, PHIM | Dynamometer = Illinois State Museum, Springfield. | Canton, Ohio. | USNM. | suggest correction | |
| GIBBS, JAMES | England, c.1789, | apprenticed to Charles Card in the Joiners' Company on April 21, 1789. | Crawforth 7. | suggest correction | ||
| GIBBS, ROBERT | England, c.1731, MIM | apprenticed to John Bellinger 2 of the Clockmakers' Company on April 15, 1731. | J. Brown 3. | suggest correction | ||
| GIBBS, THOMAS | England, PHIM | Wheel Barometer = = X. | Goodison 1. | suggest correction | ||
| GIBON | France, c.1795, PHIM | Wheel Barometer = D.(1977). | rue Richelieu, Paris. | RSW. | suggest correction | |
| GIBSON | England, NIM | Sextant = AND-11/13/24. | North Shields. | Clarke et al; RSW. | suggest correction | |
| GIBSON, JOHN | Scotland, d.1795, MIM OIM | Solar Microscope = Soth. 11/15/71. | microscope signed "Gibson Kelso"; sold telescopes to the Duke of Roxburgh, etc.; watch and clockmaker. | Kelso. | RSW.Taylor 2(973); Dewhirst; Bryden 3; T. Smith; Clarke et al. | suggest correction |
| GIBSON, LAWRENCE | England, 1724, OIM | free of the Spectaclemakers' Company in 1724. | Crawforth 7. | suggest correction | ||
| GIERDELI, P. | England, PHIM | Wheel Barometer = X. | 7 Brooks Market, (London?). | Goodison 1. | suggest correction | |
| GIESSING, JOHANN FRIEDRICH | Germany, PHIM | a turner; worked with Winckler to improve the electrical machine. | Leipzig. | Hackmann; A.J. Turner 10. | suggest correction | |
| GIESTRA, I. | England, PHIM | barometer maker. | Bell 2. | suggest correction | ||
| GIFFORD, A.G. | New Zealand, NIM | Sextant = FRK. | Wellington. | Frank; RSW. | suggest correction | |
| GIFFORD, JAMES | Scotland, 1679, MIM | Horizontal Sundial, 1679 = Lennoxlove, E. Lothian. | thought to be carved by Gifford. | West Linton. | Somerville. | suggest correction |
| GIGLI, MARIOTTI | Italy, 1591, MIM | Nocturnal, 1591 = LOS. | very similar to ADL-M331. | Rome. | ADL; RSW. | suggest correction |
| GILARDI, J. | England, c.1800, PHIM | Wheel Barometers = X, Soth.-S 7/23/87, Christie-SK 5/15/96. | possibly Gilardoni; X and Christie signed "Gilardi Bristol." | Bristol. | Goodison 1; RSW. | suggest correction |
| GILARDI, JOSEPH | Italy, 1755, OIM | Microscope Mounting = NAC. | Milan. | Nachet; RSW. | suggest correction | |
| GILARDONI, A. | England, PHIM | Wheel Barometers = X(3), 1975 Sales Cat., Bearne's 1/24/90. | Bristol. | Goodison 1; RSW. | suggest correction | |
| GILARDONI, B. | England, c.1816?, PHIM | Wheel Barometers = X(2). | Fore Street(?), Exeter. | Goodison 1. | suggest correction | |
| GILBERT 1 | England, MIM NIM OIM PHIM | instruments signed "Gilbert, London" were made by John Gilbert 1 or his descendants; they are difficult to distinguish except by style and/or date. | Tower Hill; Ludgate Street; both in London. | Moskowitz 103; Grötzsch 2; Taylor 2(178); Goodison 1; Coffeen C; RSW. | suggest correction | |
| GILBERT 2 | England, c.1813, MIM | Protractor = P.C.; Gunner's Calipers = Evans Coll. | mastermark is a heart with "EIC" inside and "4" above. | Evans 1; RSW. | suggest correction | |
| GILBERT 3 | France, MIM OIM | Butterfield-type Sundials = Christie 6/7/72 and 5/15/73; Microscope = CZJ. | Paris. | RSW. | suggest correction | |
| GILBERT AND CO. | England, fl.1794-1817, NIM OIM | Octant = FIN; Hadley's Quadrant = VNN; Telescopes = D.(1974), D.(1986), X, Soth. 12/13/65, Soth.-B. 12/21/76, Phillips 2/15/89, NMM-O.201/63-22, Dukes County Historical Soc., Edgartown, Mass.; Microscope = Soth. 10/22/76; Solar Microscope = Soth. 3/25/86. | William Gilbert 2 and one or more of his sons; Crawforth finds no record of this listing in the directories; Phillips telescope marked "Improved Sea Telescope"; T.C. reads "Improved Achromatic Sea Telescopes Made by Gilbert, Wright and Hooke. Opticians" plus address. | 148 Leadenhall Street, London. | Bell 2; Clay and Court; NMM 2; Moskowitz 109; Crawforth 6; Coffeen 12; RSW. | suggest correction |
| GILBERT AND GILKERSON | England, fl.1793-1819, MIM NIM OIM PHIM | Slide Rule, boxwood = Christie 5/26/76; Rule, boxwood, 1800 = OXF; Globe, 1806 = OXF; Stick Barometer = X; Octant = Christie 3/29/60; Telescopes = D.(1972), D.(1989), Christie -S.K. 2/8/79; Mining Dial = P.C.(1987); etc. | William Gilbert 2 and James Gilkerson; later William Dormer Gilbert with Gikerson. Succeeded Gregory, Gilbert and Wright. | 8 Postern Row, Tower Hill, London. | Brown; Taylor 2(974); Goodison 1; Dewhirst ; Clay and Court ; Bell 2; Moskowitz 112; J. Brown 1; RSW. | suggest correction |
| GILBERT AND SON | England, c.1810, MIM NIM OIM PHIM | Octant = NMM-S.218; Telescope = MYS. | William Gilbert 2 and William Dormer Gilbert. | 148 Leadenhall Street, Navigation Warehouse, London. | Taylor 2(839 & 1339); NMM 2; Moskowitz 111; RSW. | suggest correction |
| GILBERT AND SONS | England, fl.1806-18, MIM NIM OIM PHIM | Sector = P.C.; Universal Ring Sun Dials = Christie 4/3/74, Soth. 11/9/59; Hadley's Quadrant = Tait 11/22/1843; Pantograph = P.C.; Telescopes = MYS, D.(1976), Phillips 9/10/86; Stick Barometer = VNN. | William Gilbert 2 and his sons, William Dormer Gilbert and Thomas Gilbert. | 148 Leadenhall Street, London. | J. Brown 1; Rinaldi Cat.; Bell 2; NMM 2; RSW. | suggest correction |
| GILBERT AND WRIGHT | England, fl.1790-92, 1802-05, MIM NIM OIM PHIM | Sextants = NMM-S.36 (1791), MYS, P-B 9/25/69, Gersaint, La Rochelle 7/20/96; Octant = MYS; Instrument = KEN; Telescopes = Soth. 10/15/73, DRE, CZO, D.(1974),(1978); Pantograph = Christie -SK 7/10/80; Dry Compass = NMM-C.11; Prospect Glass = D.(1978). | first John Gilbert 2 and later William Gilbert 2 working with George Wright 2; sextants are marked "King's Patent"; sold Wright's new improved celestial globes. | 148 Leadenhall Street, Navigation Warehouse, London. | J. Brown 1; Price 2; Taylor 2(839); USNM; NMM 2; Moskowitz 109; Coffeen E; RSW. | suggest correction |
| GILBERT, BARBARA | England, c.1752, | widow of John Gilbert 1; turned over his apprentice, John Bartlett, to John Urings 2 of the Joiners' Company; turned over apprentice Joseph Hill to John Gilbert 2 in the Grocers' Company; both on March 18, 1752. | J. Brown 1. | suggest correction | ||
| GILBERT, CHARLES | England, c.1810, MIM | apprenticed to his father, William Gilbert 2, in the Grocers' Company on May 5, 1803; turned over to James Savage of the Coachmakers' Company on June 2, 1803; free of the Grocers' Company on Sept. 5, 1810. | London. | J. Brown 1. | suggest correction | |
| GILBERT, ED. | England, 1778, NIM | Octant, 1778 = MYS. | made for Will Tillock, April 28, 1778. | Tower Hill, London. | USNM; RSW. | suggest correction |
| GILBERT, HENRY ROBERT | England, c.1798, MIM | apprenticed to his father, William Gilbert 2, of the Grocers' Company, 1798; did not finish. | Tower Hill, London. | J. Brown 1. | suggest correction | |
| GILBERT, J. | can be John Gilbert 1 or 2. | suggest correction | ||||
| GILBERT, JOHN 1 | England, fl.1717-52, MIM NIM OIM PHIM | Backstaves = OXF (1745), NMM, KEN (1730); Sundial = NMM; Telescope = D.(1971). | apprenticed to John Johnson 3 in the Grocers' Company, 1709 free of the Company in 1717; took apprentices; made Biester's "portatis" instrument; undated instruments could have been made by John Gilbert 1 or 2. | Little Tower Hill (1717); Postern Row, Tower Hill (1718-52); both in London. | J. Brown 1; Taylor 2(178); Brewington 1; Goodison 1; NMM 2; USNM; Moskowitz 102; Crawforth 7; RSW. | suggest correction |
| GILBERT, JOHN 2 | England, 1744-91, MIM NIM OIM PHIM | Backstaves = NMM (1755), Atwater Kent Museun, Philadelphia, Pa. (1770), P.C.(1774); Octants = PEA (1758, 1763, 1779), Soth. 12/3/76 (1764), NMM (1777), North Carolina State Archives (1759); Sextant, 1767 = Soth. 6/27/57); Telescopes = D.(1973) (1769), D.(1976); Cuff-type Microscope = OXF; etc. | son of John Gilbert 1 of the Grocers'Company; apprenticed to him Oct. 4, 1737; free of the Grocers' Company Feb. 28, 1744; T.C.; see Gilbert and Wright. | at the Mariner, Paternoster Road, Tower Hill (1763); 23 St. Paul's Churchyard, Ludgate Street (1776); 8 Postern Row, Tower Hill (1781); all in London. | J. Brown 1; Taylor 2(595); Goodison 1; Bell 2; Moskowitz 112; NMM 2; Calvert 2; Brewington; USNM; Dewhirst; Crawforth 1; Court and von Rohr 3; OXF Exib. 1947; Clay and Court; RSW. | suggest correction |
| GILBERT, JOHN 3 | England, fl.1771-91, MIM NIM OIM PHIM | apprenticed to his father John Gilbert 2 of the Grocers' Company, April 3, 1764; free of the Company April 9, 1771; brother of William Gilbert 2. | Tower Hill, London (1771). | J. Brown 1. | suggest correction | |
| GILBERT, M. AND T. | England, NIM | Sextant = Soth. 1/27/75. | surely W. and T. Gilbert. | London. | RSW. | suggest correction |
| GILBERT, THOMAS | England, fl.1809-31, MIM NIM OIM PHIM | apprenticed to his father, William Gilbert 2, of the Grocers' Company in 1801; free of the Company in 1809; see W. and T. Gilbert; the "W" is William Dormer Gilbert, his brother; T.C. | ; Leadenhall Street, London (1809). | J. Brown 1 & 2; Taylor 2(839 & 1339); Bell 2; Crawforth 1. | suggest correction | |
| GILBERT, W. AND J. | misreading for W. and T. Gilbert. | RSW. | suggest correction | |||
| GILBERT, W. AND S. | England, c.1817, NIM | Log = NMM-Lg.28. | W. and T. Gilbert? | London. | NMM 2. | suggest correction |
| GILBERT, W. AND T. | England, fl.1819-28, MIM NIM OIM PHIM SIM | Compass and Rule, silver case, 1826 = OXF; Vernier Protractor, 1827 = D.; Compasses = NMM (1838), NMM (7); Log Glasses = NMM; Telescopes = NMM, Soth. 5/12/75, Christie 4/14/89; Microscope = Soth. 3/19/73; Surveyor's Cross = D.(1977); Stick Barometer = Phillips 12/12/89; Sextant = Christie 12/16/69. | William Dormer Gilbert and his brother, Thomas, sons of William Gilbert 2; "Mathematical Instrument Makers and Opticians to the Hon. East India Compy"; also made kaleidoscopes; went bankrupt in 1828. | 148 Leadenhall Street, Navigation Warehouse, London. | J. Brown 1; Taylor 2(839); Clay and Court; Moskowitz 111; Bell 2; NMM 2; Calvert 2; Dewhirst; Evans 1; Coffeen D; Crawforth 1; McConnell 4; RSW. | suggest correction |
| GILBERT, WILLIAM 1 | England, 1540-1603, | wrote the pioneering work on magnetism; designed a dip-needle; worked with Blundeville, Briggs and Edward Wright on the problems of navigation; physician. | Colchester; Wingfield House, St. Peter's Hill, London (1596-97); Royal College of Physicians, London. | Taylor 1(31); Dawson Cat.; DNB; DSB. | suggest correction | |
| GILBERT, WILLIAM 2 | England, fl.1776-1813, MIM NIM OIM PHIM | apprenticed to his father, John Gilbert 2, July 4, 1769; turned over to Peter Dollond July 18, 1769; free of the Grocers' Conpany Aug. 1, 1776; admitted to the Spectaclemakers' Company Dec. 1, 1801 by Redemption; Master of the Spectaclemakers' Company 1807-09; see Gilbert and Wright, Gilbert and Son, Gilbert and Sons, Gilbert and Gilkerson, Gilbert and Co. | Tower Hill (1776); Leadehall Street (1795-1803); both in London. | J. Brown 1; Taylor 2(595); Brewington 1; Clay and Court; Moskowitz 109; Robischon. | suggest correction | |
| GILBERT, WILLIAM DORMER | England, fl.1802-33, MIM NIM OIM PHIM | apprenticed to his father, William Gilbert 2 of the Grocers' Company on Nov. 5, 1795; free of the Grocers' Company Dec. 2, 1802; free of the Spectaclemakers' Company Oct. 6, 1813; succeeded his father Oct. 6, 1813; worked with his brother, Thomas as W. and T. Gilbert from 1819-31; worked alone 1832-33. | 148 Leadenhall Street, London. | J. Brown 1; Court and von Rohr 3(237). | suggest correction | |
| GILBERT, WRIGHT AND HOOKE | England, fl.1794-1805, MIM OIM | Telescopes = D.(1975), D.(1979); Magnetic Compass = Christie-SK 9/11/86; Sextant = OXF. | the "Gilbert" is first, John Gilbert 2, later, William Gilbert 2; the Wright is George Wright 2; sextant marked "King's Patent." | 148 Leadenhall Street, Navigation Warehouse, London. | Taylor 2(839); Moskowitz 109; G.L'E. Turner 24; RSW. | suggest correction |
| GILDING, STEPHEN | England, c.1675, | apprenticed to Walter Henshaw in the Weavers' Company, June 28, 1675 for eight years. | Crawforth 7. | suggest correction | ||
| GILES, EDWARD | USA, fl.1839-50, MIM SIM | see Blyndenburgh and Giles. | Philadelphia, Pa. | Smart 1; Coffeen E. | suggest correction | |
| GILES, JAMES | England, fl.1740-80, MIM | Orrery, = USNM; Sundial = Milton Church. | Gravesend. | Taylor 2(354a); USNM 2; Bedini 6; Price 2. | suggest correction | |
| GILKERSON | England, c.1800, MIM | Drawing Set, case = Christie-SK 4/17/86. | Tower Hill, London. | RSW. | suggest correction | |
| GILKERSON AND CO. | England, fl.1809-27, MIM NIM OIM SIM | Sextants = DPW, NMM-S.261; Equatorial Sundial = Soth. 4/22/65; Octant = HAR; Circumferentor = D.(1978); Surveyor's Compass = ADL-W188. | 8 Postern Row, Tower Hill; 148 Leadenhall Street, The Navigation Warehouse; both in London. | Taylor 2(1130); NMM 2; Moskowitz 117; ADL; RSW. | suggest correction | |
| GILKERSON AND MACALL | England, c.1770, MIM | Mathematical Instrument Set = X. | Tower Hill, London. | Taylor 2(716); Clay and Court; Dewhirst. | suggest correction | |
| GILKISON, W.P. | ScotlandPHIM | sympiesometer maker | Cathcart Street, Glasgow. | Bell 2. | suggest correction | |
| GILL, JONATHAN | England, fl. 1707-16, MIM | Oughtred-type Sundial, 1716 = D.(1983) = ADL-W96. | apprenticed in 1700; free of the Clockmakers' Company in 1707; sundial is signed "Jn° Gill." | London. | Coffeen D; Wynter and Turner; J. Brown 1; ADL; RSW. | suggest correction |
| GILL, SAMUEL | England, PHIM | barometer maker. | Rye. | Bell 2. | suggest correction | |
| GILL, THOMAS | England, fl.1817-18, PHIM | Hydrometer Slide Rule, ivory = Soth. 10/17/60. | signed "T. Gill"; patented a type of hydrometer with John Ashton. | 42 Greek Street, Soho, London. | Taylor 2(1341); RSW. | suggest correction |
| GILLADON, ANDREAS | Switzerland?, 1690, MIM | Pillar Sundial, 1690 = Chur Museum. | Evans 1. | suggest correction | ||
| GILLARDONI, A. | see Gilardony | Bell 2. | suggest correction | |||
| GILLES, MATTHIAS | England, 1708, NIM | Nocturnal, fruitwood, 1708 = Soth. 6/21/76. | RSW. | suggest correction | ||
| GILLESPIE, JOHN | England?, MIM | Calendar, round, wood = Soth. 10/17/60. | 10, Abbey Hill. | RSW. | suggest correction | |
| GILLMAN | England, PHIM | Wheel Barometer = X. | Eastbourne. | Goodison 1. | suggest correction | |
| GILLY | France, 1777, MIM | he reworked the sundial of Cadenet. | Tardy 3. | suggest correction | ||
| GILMAN AND JOSLIN | misreading for Gilman Joslin. | Rinaldi 3; RSW. | suggest correction | |||
| GILMAN, BENJAMIN CLARK | USA, 1763-1835, MIM NIM | Compass Cards, paper = NHH, P.C.; Pedometer = Bristol Coll. | clockmaker. | Exeter, New Hampshire. | Bedini 1; Smart 1; Spinney. | suggest correction |
| GILMORE | England, NIM | Nocturnal, boxwood = Pugsley Sale. | as listed in catalogue; instrument sold was unsigned. | RSW. | suggest correction | |
| GILMORE, JOSEPH | England, fl.1718-26, NIM | invented a perpetual log, the "Navivum", and one other navigating instrument. | Bath. | Taylor 2(44); Bedini 8. | suggest correction | |
| GILMUR, BRYAN | USA, c.1790, MIM | also made clocks. | Philadelphia, Pa. | Bedini 1. | suggest correction | |
| GILPIN | England, 1816, MIM | Celestial Globe, 1816 = ANM. | London. | Namur Exhib. Cat. | suggest correction | |
| GILPIN, B. | England, OIM | Modified-Cuff Microscope = Wellcome Coll. | Newcastle. | Bryden 9. | suggest correction | |
| GILRUTH BROS. | Scotland, c.1830, PHIM | Wheel Barometer = Soth.-S 1/25/89. | Dundee. | RSW. | suggest correction | |
| GILTRAY, J.W. | Holland, 1851-1929, MIM NIM OIM | worked with A.P. Kipp; partner in the firm of P.J. Kipp en Zonen. | Delft. | Mörzer Bruyns 1 and 2. | suggest correction | |
| GINOT-DESROIS, MLLE. | France, fl.1824-26, MIM | Planispheres, paper = GEP, MAS, TIM (1826); Astronomical and Perpetual Calendar = Nouveau Drouot 5/20/88. | may be "Desrolis"; calendar marked "dedié à Charles X par Mlle. Ginot-Desrois", and was engraved by Choixegue. | Chez Bachelier Libraire pour les matématiques, Quai des Augustins, 55, Paris. | RSW. | suggest correction |
| GIOBBIO 1 | England, PHIM | Wheel Barometers = X, Phillips 9/10/86. | Devizes; Trowbridge. | Goodison 1; Bell 2; RSW. | suggest correction | |
| GIOBBIO 2 | England, PHIM | barometer maker. | Lampeter, Cardigan. | Bell 2. | suggest correction | |
| GIOBBIO AND CO. | England, PHIM | Wheel Barometer = Soth.-S 10/19/89. | Devizes. | RSW. | suggest correction | |
| GIOBBIO, B. | England, PHIM | Wheel Barometer = X. | Goodison 1. | suggest correction | ||
| GIOBBIO, G.B. | EnglandPHIM | Wheel Barometer = X. | Burnley. | Goodison 1. | suggest correction | |
| GIOBBIO, G.B., AND CO. | England, c.1850, PHIM | Wheel Barometer = Christie 4/28/82. | see Giobbio and Co. | Devizes. | RSW. | suggest correction |
| GIOBBIO, GOSVE | Wales, PHIM | barometer maker. | Llandovery, Carmarthan. | Bell 2. | suggest correction | |
| GIOIA, FLAVIO | Italy, 13th Century, NIM | thought by Neapolitans to have invented the magnetic compass. | Naples. | Magazine of Science, London, 1891; Tooley; USNM. | suggest correction | |
| GIORDANI, D.G. | Italy, c.1590, MIM | Astronomical Compendium, paper = Count Lamberti Coll., Rome. | Venice. | Chapuis. | suggest correction | |
| GIORDANI, VITALE | Italy, b.1633 d.1711, MIM | Armillary Sphere = Biblioteca Lancisiana, Rome. | Rome. | Michel 3. | suggest correction | |
| GIRACCIA, T. | England, PHIM | barometer maker. | Lewes. | Bell 2. | suggest correction | |
| GIRAR, MARC | France, MIM | Sundial in lid of watch = J.P. Morgan Coll. | Blois. | RSW. | suggest correction | |
| GIRARD | France, 19th entury, MIM SIM | Graphometer = Drouot 4/7/87. | Paris. | RSW. | suggest correction | |
| GIRARD ET BARRERE | France, 19th Century, MIM | Terrestrial Globe, 27.5 cm. = Christie-SK 4/17/86. | Girard et Barrère. | Paris. | RSW. | suggest correction |
| GIRARD FRERES | France, c.1810, OIM PHIM | Girard Frères; made achromatic lenses. | Daumas 1. | suggest correction | ||
| GIRARD, A. | USA, 1849, MIM | invented an altitude recorder and a sun transit instrument. | Mobile, Ala. | USNM. | suggest correction | |
| GIRARD, BARRERE ET THOMAS | France, c.1850, MIM | Globe, terrestrial = Gersaint, La Rochelle 7/20/96. | Girard, Barrère et Thomas; see Girard et Barrère. | RSW. | suggest correction | |
| GIRARD, E., ET A. BOITTE | France, 19th Century, MIM | Globe, terrestrial = Gersaint, La Rochelle 7/20/96. | "éditeurs." | 22 rue Cassette, Paris. | RSW. | suggest correction |
| GIRAUD, BENOIT | France, fl.1744-1780, PHIM | Thermometer on clock, 1774 = X. | Rue des Orties (1774); Pl. Saint-Suplice (1780); both in Paris. | Tardy 3. | suggest correction | |
| GIRAUDON | France, NIM | Magnetic Compass = Drouot 3/9/70. | rue de la Paix, Paris. | RSW. | suggest correction | |
| GIREARO, J. | England, PHIM | Wheel Barometer = X. | 32 Ely, London. | Goodison 1. | suggest correction | |
| GIRGENSOHN, T. | Russia, c.1845, PHIM | Stick Barometer = Pulkowa Obs. (1845). | St. Petersburg. | Middleton 1. | suggest correction | |
| GIRL, MARTIN | surely Martin Gizl. | Taylor 2(597); Daumas 1. | suggest correction | |||
| GIRLONI, D. | England, PHIM | Stick Barometer = X. | Goodison 1. | suggest correction | ||
| GIROD, JEAN GASPARD | Switzerland, c.1620, MIM | Sundial in base of skull watch = O-F. | signed "I.G. Girod"; watchmaker. | Coppet; Geneva. | Monreal; Baillie 1; Soth. 5/11/23; RSW. | suggest correction |
| GIRONIMO | England, PHIM | Wheel Barometer = X. | possibly Laurence Gironimo. | London. | Goodison 1. | suggest correction |
| GIRONIMO, B. 1 | England, PHIM | barometer maker. | Bristol. | Bell 2. | suggest correction | |
| GIRONIMO, B. 2 | England, fl.1817-44, PHIM | barometer maker. | Leather Lane, London. | Bell 2. | suggest correction | |
| GIRONIMO, LAURENCE | England, fl.1845-54, PHIM | barometer and thermometer maker; succeeded by Felix Gugeri. | 93 Leather Lane, London. | Goodison 1. | suggest correction | |
| GISCARA, JEREMIAH | England, PHIM | Wheel Barometer = X. | see Giscard, misreading ? | Goodison 1; RSW. | suggest correction | |
| GISCARD | England, c.1790, PHIM | Wheel Barometer = Soth.-S 9/18/86. | see Jeremiah Giscara, this might be a misreading. | Downham. | RSW. | suggest correction |
| GITTENS, W. | England, PHIM | Stick Barometer = X; Angle Barometer = X. | 113 Salop, Shrewsbury. | Goodison 1. | suggest correction | |
| GIUDICE, A. AND CO. | England, PHIM | Wheel Barometers = X(2). | Stroud Water. | Goodison 1. | suggest correction | |
| GIUSANI, P. | England, PHIM | Wheel Barometer = X. | Goodison 1. | suggest correction | ||
| GIUSANI, P. AND SONS | England, c.1835, PHIM | Wheel Barometer = X. | Cock Street, Wolverhampton (1835); Bilston. | Goodison 1. | suggest correction | |
| GIUSANI, S. | England, PHIM | barometer maker. | Cock Street, Wolverhampton. | Bell 2. | suggest correction | |
| GIUSTI, GIOVANNI BATTISTA | Italy, fl.1558-65, MIM | Quadrant, 1558 = FLO; Sundials = FLO (2). | also signed "Ioannes Baptista Iusti." | Florence. | Bonelli 5; Michel 3; Evans 1; Settle 2. | suggest correction |
| GIZL, MARTIN | Austria, 1769, MIM OIM SIM | Theodolite, 1769 = BM; Horizontal Sundial, string gnomon, = Soth. 11/16/87. | also spelled Cizl. | Salzburg. | Zinner 1; Price 3; Ward 4; Evans 1; RSW. | suggest correction |
| GLADSTONE, J. | England, PHIM | Stick Barometer = X. | Goodison 1. | suggest correction | ||
| GLAISHER, JAMES | England, 1809-1903, PHIM | pioneer meteorologist; developed a wet-dry bulb thermometer in 1847. | London. | G.L'E. Turner 24. | suggest correction | |
| GLASER, A. | Poland, 1588, MIM | designed a sundial for the Town Hall in 1588. | Danzig. | Zinner 1. | suggest correction | |
| GLAZEBROOK | England, c.1822, MIM | invented a slide rule. | Taylor 2(1568). | suggest correction | ||
| GLAZIER, JAMES | Ireland, fl.1796-99, MIM | 59 Townsend Street, Dublin. | Bryden 9; Morrison-Low and Burnett. | suggest correction | ||
| GLEAVE, J., AND SON | England, MIM | Rule, folding, wood = D.(1984). | initial might be G. | Oldham Street, Manchester. | RSW. | suggest correction |
| GLEICHEN, VAN | Germany, c.1770, OIM | developed a form of compound microscope. | A.J. Turner 10. | suggest correction | ||
| GLOBBIO AND CO. | misreading for Giobbio and Co. | RSW. | suggest correction | |||
| GLOCKSBERGER, JOHANN | Czechoslovakia, c.1600, MIM | Ring Sundial = Drecker Coll. | Prague. | Zinner 1; Evans 1. | suggest correction | |
| GLOVER, FREDERICK ROBERT AUGUSTUS | England, c.1839, MIM | patented "Glover's Sector", marked "Patent No.1." | Charlton. | Taylor 2(2135); Coffeen 14. | suggest correction | |
| GLOVER, HENRY | England; USA, fl.1842-70, NIM OIM | T.C.; apprenticed to Parkinson and Frodsham; made chronometers. | London; 33 John Street, (1842-43); 29 Louis Street (1843-44); 192 Broadway (1845); 119 Broadway (1846); 5 Wall Street (1847); 115 Wall Street (1848); 119 Wall Street (1850-53); 58 South Street (1853); 154 South Street (1854); 107 South Street (1860-62); 104 South Street (1864); 20 Burling Slip (1866); 222 Water Street (1868-70); all in New York, N.Y. | Brewington 1; Moskowitz 103; RSW. | suggest correction | |
| GLUCK | Mexico, MIM | Universal Equatorial Sundial = ADL-T64. | "optico". | Mexico City. | Tomlinson 1; ADL; RSW. | suggest correction |
| GLUCKSTEIN | England, c.1850, PHIM | barometer maker. | London. | Bell 2. | suggest correction | |
| GLYD, JAMES | England, 1752, MIM | Ring Sundial, 1752 = OXF. | London. | Baillie 1. | suggest correction | |
| GLYN, RICHARD | surely Richard Glynne. | Clay and Court; Daumas 1. | suggest correction | |||
| GLYNNE, RICHARD | England, 1681-1755 fl.1705-25, MIM | Universal Ring Sundials over Compasses, silver = TIM, Chatsworth; Universal Ring Sundials = OXF, KEN, WHI, CZJ; Inclinable Sundials, silver = TIM, Chatsworth; Armillary Sphere = WHI; Drawing Instrument Sets = WHI, OXF, Halls 11/15/95; Orreries = OXF, NMM-P.13, Nat'l Museum, Beiping. | apprenticed to Henry Wynne in the Clockmakers' Company, 1696; free of the Company, 1705; son-in-law of Philip Lea; in partnership with Anne Lea, his mother-in-law, c. 1712-25; published globes; T.C.; sometimes signed "Glyn." | Cheapside (1712-16); Sign of the Hercules and Atlas, Salisbury Court, Fleet Street (1720-25); both in London. | Taylor 1(500) and 2(45); Price 3; Ward 4; Chaldecott 1; RSW; Calvert 2; Michel 3; ATG 12/9/95; Gingerich 1; Tyacke 1; J. Brown 3; Bryden 16; Daumas 1; NMM 2; Sivin 1; A.J. Turner 10. | suggest correction |
| GLYNNE, RICHARD, AND HENRY WYNNE | England, fl.1710-21, MIM | Hercules and Atlas, Fleet Street, opposite Salisbury Court, London. | Clay and Court. | suggest correction | ||
| GLYNNE, ROBERT | misreading for Richard Glynne. | ATG 12/8/95. | suggest correction | |||
| GNUTTI, GIUSEPPE | Italy, c.1761, MIM | Mechanical Equatorial Sundial = BRP. | might be Grutti. | Price 2; Bonelli 1; RSW. | suggest correction | |
| GOAT, R. | misreading for R. Gout. | Soth., Wilkinson and Hodge 7/20/23. | suggest correction | |||
| GOATER | England, fl.1776-77, NIM | Hadley's Quadrants = D. Phillips 11/16/88 (1776); Octants = SPI-2775 (1777), WHI, AMST. | John or Henry Goater. | 141 Wapping, London | Taylor 2(599); Daumas 1; Wynter and Turner; Mörzer Bruyns 1; RSW. | suggest correction |
| GOATER, E. | England, NIM | Octant = WHI. | 141 Wapping, London. | RSW. | suggest correction | |
| GOATER, HENRY | England, fl.1777-92, MIM NIM OIM | Octants = WHI, AMST, NMM. | son or nephew of John Goater. | 144 (141) Wapping; New Gravel Lane, Wapping Wall; both in London. | Taylor 2(717); Wynter and Turner; NMM 2; Mörzer Bruyns 1. | suggest correction |
| GOATER, I. | see John Goater. | suggest correction | ||||
| GOATER, J.B. | England, NIM | Octant = University of Mississippi. | London. | Price 2. | suggest correction | |
| GOATER, JOHN | England, c.1760, NIM | Backstaffs = D., P.C.(1971), AMST; Hadley's Quadrant = MYS; Octants = Maine Historical Soc., Portland, P.C.(1969), AMST, NMM-S.144 (1769). | all except NMM octant are signed I. or J. Goater; one instument has the mark of an anchor and also signed "late Clerty." | 141 Wapping; near Union Stairs in Wapping; Execution Dock, Wapping; all in London. | Taylor 2(599); Wynter and Turner; Mörzer Bruyns 1; NMM 2; RSW. | suggest correction |
| GOATER, ROBERT | England, fl.1769-97, MIM NIM | Mariner's Compass = NMM-C.214. | signed "R.Goater." | 146 Wapping, London | Taylor 2(599); NMM 2. | suggest correction |
| GOBBI 1 | England, PHIM | Stick Barometer = X; Wheel Barometer = X. | Giobbio? | Liverpool. | Goodison 1. | suggest correction |
| GOBBI 2 | England, PHIM | see Macki and Gobbi; barometer makers. | Swaffham. | Bell 2. | suggest correction | |
| GOBBI AND CETTEA | England, fl.1848-50, PHIM | barometer makers. | Bridlesmith Gate, Nottingham. | Bell 2. | suggest correction | |
| GOBBI, LAWRENCE | England, c.1850, PHIM | Wheel Barometer = K. and C. 12/15/72. | signed "L. Gobbi"; also known as Lorenzo Gobbi; carver, gilder. | Stanley Street, Liverpool. | Bell 2. | suggest correction |
| GOBBI, P. | England, c.1860, PHIM | Wheel Barometers = X, Soth. 12/13/88. | Soth. barometer signed "Gobbi Stroud", spirit level signed "P. Gobbi Stroud." | Stroud. | Goodison 1; RSW. | suggest correction |
| GOBBI, P., AND SON | England, c.1860, PHIM | Wheel Barometer = X. | Stroud. | Goodison 1; RSW. | suggest correction | |
| GOBBY | England, c.1790, PHIM | Wheel Barometer = Chelsea Fair (1973). | Hull. | RSW. | suggest correction | |
| GOBBY, D. | England, c.1775, PHIM | Wheel Barometer = Soth. 5/17/74. | Leather Lane, London. | RSW. | suggest correction | |
| GOBE, HANS | Austria ; Germanyfl.1558-74, MIM | Gun Sight, 1568 = DRE. | see H.G. 4. | Innsbruck; Dreden. | Zinner 1; Grötzsch 2; Michel 2 and 3; Drechsler 2; Baillie 1; RSW. | suggest correction |
| GODALLES | France, 1686, MIM | Sector, ivory, 1686 = Christie 10/7/82 = D.(1983) = ADL-W162. | "Par le D.M.N. Godalles, Sainct Malo." | Saint-Malo. | ADL; RSW. | suggest correction |
| GODDARD | England, fl.1838-40, OIM | invented a polariscope. | Gallery of Practical Science, Adelaide Street, London. | Taylor 2(2136). | suggest correction | |
| GODDARD, JAMES T. | England, fl.1850-57, OIM | Achromatic Astronomical Telescope = X. | 35 Goswell Street (1851); Jesse Cottage, Whitton, near Hounslow (1857); both in London. | USNM; Chaldecott 3; RGO. | suggest correction | |
| GODDART | see Steel and Goddart. | RSW. | suggest correction | |||
| GODELAR | France, c.1780, MIM OIM | Protractors = D.(1971), P.C.(1968); Sector = DPW; Folding Rule = P.C. | Paris. | Nachet; RSW. | suggest correction | |
| GODELARD FILS | France, MIM | Sector, silver = P.C.(1973). | Paris. | RSW. | suggest correction | |
| GODFREY, JOHN | England, fl.1818-37, OIM | Cross Street (1818); 93 Coleshill, Horton (1837); both in Birmingham. | Taylor 2(1863). | suggest correction | ||
| GODFREY, THOMAS 1 | USA, 1704-49, NIM | Sextant = Franklin Institute, Philadelphia, Pa.; "Improved" Backstaff, 1730 = Joshua Fisher (c.1731). | glazier; invented a reflecting quadrant in 1730; in 1734 the Royal Society recognized both Thomas Godfrey (1) and James Hadley as independent inventors of the instrument. | Philadelphia, Pa. | Bedini 1 & 8; Gillingham 1; DSB; Price 2; Taylor 2(262); Cecil King; A.J. Turner 10; D.J. Warner 10. | suggest correction |
| GODFREY, THOMAS 2 | England, PHIM | barometer maker. | Stony Stratford. | Bell 2. | suggest correction | |
| GODIN, LOUIS | France, 1704-60, MIM | Rule, 1735 = POB. | Trois Siècle. | suggest correction | ||
| GODINEAU | France, 1730-1800, MIM | Butterfield-type Sundial = P.C.(1969). | La Rochelle. | RSW. | suggest correction | |
| GODINEZ, MIGUEL | Spain, 18th Century, MIM | Counting Machine = X. | Valencia. | Nachet. | suggest correction | |
| GODWIN, S. | England, 1802, MIM | Astrolabe, 1802 = OXF (ICA-316). | Gunther 1; Price 1; ICA 2. | suggest correction | ||
| GODWYN, JOHN | England, fl.1597-1600, MIM | said by Hopton to be the inventor of the circumferentor; designed an alidade; see John Goodwin. | London. | Taylor 1(98). | suggest correction | |
| GOERNER, JACOBUS | Czechoslovakia, 1794, PHIM | Static Electrical Machine, 1794 = PRA. | "Mechanicus." | Prague. | Czech. Inventory. | suggest correction |
| GOERNER, JOSEPH | Czechoslovakia, 1775, OIM | Microscope, 1775 = U. of Charles, Prague. | Prague. | Czech. Inventory. | suggest correction | |
| GOERTNER | Germany, c.1680, PHIM | made burning mirrors. | Dresden. | Nachet. | suggest correction | |
| GOES 1 | Franciscus de Goes; see Gois 2. | A. Stimson 3; Destombes 5. | suggest correction | |||
| GOES 2 | see A. Goys. | A. Stimson 3; Destombes 5. | suggest correction | |||
| GOES, FRANCISCO DE | Portugal, c.1587, MIM NIM | made sundials, sandglasses, astrolabes and compass needles; also spelled Goys. | Lisbon. | A. Stimson 3. | suggest correction | |
| GOES, JOAO DE | Portugalc.1648, MIM NIM | son of A. Goys (Agostinho de Goes Raposa); excused from military service in 1648, because he was a NIM. | Lisbon. | A. Stimson 3; Guedes. | suggest correction | |
| GOESTER, GYSBERT | Holland, 1739-, MIM | Square = UTP. | ivory-turner and instrument maker. | Delft. | Rooseboom 1; Mörzer Bruyns 2. | suggest correction |
| GOETZ, STEPHAN VON | Austria, | see Götz. | Vienna. | RSW. | suggest correction | |
| GOEZ, JOH. WILH. | Germany18th Century, MIM | Ludwigsburg. | Evans 1. | suggest correction | ||
| GOFF, WILLIAM | USA, 1782, NIM | Octant, 1782 = D.(1957). | Georgetown, South Carolina. | RSW. | suggest correction | |
| GOGERTY, ROBERT | England, fl.1847-56, MIM OIM PHIM | Marine Barometer = X; Microscope = CZO. | microscope is signed "Gogerty 244 Fleet Street." | 32 King Street (1847); 72 Fleet Street; 244 Fleet Street; all in London. | Goodison 1; O'Mara; Bell 2; RSW. | suggest correction |
| GOGILLA | France, MIM | Folding Rule = P.C.; Mathematical Instrument Set = D.(1966). | Paris. | Brieux 2; RSW. | suggest correction | |
| GOHIN | France, c.1800, OIM PHIM | Stick Barometer = Soth. 10/3/88. | signed "L'Ing. Gohin opticien Breveté." | 19, rue Neuve-Saint-Eustache; Rue Her. St. Eustache 24; both in Paris. | Nachet; RSW. | suggest correction |
| GOIS 1 | Portugal, 1595, MIM NIM SIM | Diptych Sundials, ivory, 1595 = P.C., D.(1976). | first dial also signed "Lusitanus"; second has a polychrome compass, with an extra mark "P.E."; there may be only one instrument. | Lisbon. | RSW. | suggest correction |
| GOIS 2 | Portugal, fl.1608-32, NIM | Mariner's Astrolabes = FLO (1608)(NMM-9), Museu Naval e Oceanographico, Rio de Janeiro, Brazil (1624) (NMM-49), Museo da las Casas Reales, Santo Domingo, Dominican Republic (1632) (NMM-42). | Francisco de Goes; received his license as an instrument maker in 1587; he made sundials, sand glasses, compass needles, etc; NMM is National Maritime Museum Registry of Mariner's Astrolabe. | Lisbon. | Waters 1; Stimson 3; Destombes 5; Guedes. | suggest correction |
| GOLDBACKER, MAX | Germany; USA1813-71;, MIM SIM | Surveyor's Compass = P.C. | optician. | Oettinger, Bavaria (1813-49); New York, N.Y. (1849-71). | Smart 1. | suggest correction |
| GOLIUNIN | Russia, MIM | Terrestrial Globe and Sundial = GEL. | RSW. | suggest correction | ||
| GONDOLA, P. | England, PHIM | Wheel Barometer = X. | 12 Little Saffron Hill, London. | Goodison 1. | suggest correction | |
| GONDOLFI | France, c.1800, PHIM | Balances = CNAM. | also made weights. | Daumas 1; Cons. Nat'l 1; Destombes 4. | suggest correction | |
| GONICHON, JEAN-BAPTISTE-CHARLES | France, fl.1733-63, OIM | Reflecting Telescope = P.C.(1962). | associated with the optician, Claude Paris, his brother-in-law, in 1733; later worked alone; in 1763 his widow, Marie-Michelle Paris Gonichon, took up the brevet of her brother, Claude Paris, of "marchand miroitier privilégié suivant la Cour." | rue des Postes, Paris. | Daumas 1; Brieux 2; Nachet; Augarde; RSW. | suggest correction |
| GONICHON, MARIE-MICHELLE PARIS | France, c.1763, MIM | widow of Jean-Baptiste-Charles Gonichon; sister of Claude Paris; received his title, "marchand miroitier privilégié suivant la Cour", in 1763. | Paris. | Augarde. | suggest correction | |
| GONNELLA, TITO | Italy, 1794-1851+, MIM | Calculating Machine = FLO. | showed in the Great Exhibition of 1851 in London. | Florence. | Brenni 1. | suggest correction |
| GOOBBI, J., AND CO. | England, PHIM | Stick Barometer = X. | Giobbi? | Goodison 1. | suggest correction | |
| GOOD, JOHN | England, fl.1731-36, MIM NIM | Universal Ring Sundial, 1731 = Wray Coll. (not in Wray Sale, Soth. 11/30/59); Hadley's Quadrant = OMM. | mathematician; author; book was published in London; two men? | Hull. | Gillingham 6; A.J. Turner 10; RSW. | suggest correction |
| GOODALL, GEORGE 1 | England, fl.1790-1807, MIM | Sundial inside watch cover = OXF (Minn Coll.). | Tadcaster. | Bell 2; Baillie 1; RSW. | suggest correction | |
| GOODALL, GEORGE 2 | England, PHIM | Wheel Barometer = X. | Goodison 1. | suggest correction | ||
| GOODALL, LODELL | England, OIM | Telescope, three-draw = Christie-SK 4/18/85. | London. | RSW. | suggest correction | |
| GOODDAY, B. | England, fl.1723-25, NIM | designed a new navigating instrument; author. | Knight's Coffee-house, Essex Street, near St. Clement's Church, Strand, London. | Taylor 2(179). | suggest correction | |
| GOODMAN | England, PHIM | Wheel Barometer = X. | Pontypridd. | Goodison 1. | suggest correction | |
| GOODMAN, THOMAS | England, fl.1669-78, OIM | member of the Spectaclemakers' Company; took apprentices; Master of the Company, 1677-78). | St. Bartholomews, West Smithfield, London (1671-78). | Court and von Rohr 3(17); Crawforth 6. | suggest correction | |
| GOODWIN, JOHN | England, fl.1580-1616, MIM | Sectors = R.T. Gunther Coll., NMM-CI/S.9, D.(1986). | the instrument, "D.(1986)", is signed "John Goodwin SW"; see also John Godwyn as there may be confusion. | Taylor 1(98); Evans 1; Dewhirst; NMM 2; Coffeen 14. | suggest correction | |
| GOODWIN, MICHAEL, AND SON | England, c.1850, PHIM | barometer makers. | High Street, Sunderland. | Bell 2. | suggest correction | |
| GOORHAM, ISAAC | Sweden?, 1763, NIM | Backstaff, 1763 = P.C.(1972). | in a Swedish collection. | RSW. | suggest correction | |
| GOOTS, A. | Holland, NIM | Cross-staff = HAK. | vanes lost. | RSW. | suggest correction | |
| GORDON, ANDREAS | Scotland, c.1745, PHIM | monk; might have introduced the cylinder in the electrical machine. | A.J. Turner 10. | suggest correction | ||
| GORDON, GEORGE 1 | England, fl.1719-26, MIM | author. | at Mr. Graeme's House, The Green House, opposite the Three Pigeons, Butcherhall Lane, Newgate Street, London. | Taylor 2(47). | suggest correction | |
| GORDON, GEORGE 2 | England, c.1754, MIM | apprenticed to Tycho Wing, a mathematical instrument maker of the Grocers' Company, Oct. 24, 1754. | London. | J. Brown 1. | suggest correction | |
| GORDON, GILBERT | England, 1687, NIM | Nocturnal, boxwood, 1687 = NAC = D.(1976) = P.C. | first name is illegible in dealer's catalogue; owner? | Nachet; Brieux 3, 1976; RSW. | suggest correction | |
| GORDON, ROBERT | Scotland, 1580-1661, | cartographer; surveyer; owned the Fusoris astrolabe now in the RSM; two of the tympans were re-engraved for use in Edinburgh and Straloch in 1597. | Straloch, Aberdeenshire. | Darius 3; Poulle 1. | suggest correction | |
| GORHAM, JOTHAM ODIORNE | 17th Century, MIM SIM | Graphometer = Eldred 7/26/73. | RSW. | suggest correction | ||
| GORI | Italy, 1779, MIM | divided a quadrant; may be Felice Gori. | Florence. | Daumas 1. | suggest correction | |
| GORI, FELICE | Italy, c.1809, MIM | Sundial = FLO. | brother of Galgano Gori; both worked for Giuseppe Pigri; sundial signed "Felice Gori inv. e fece in Firenze"; also marked "A.L." (3); mechanician; see Gori. | Florence. | Bonelli 9. | suggest correction |
| GORI, GALGANO | Italy, 1846, MIM PHIM | Barometer, siphon-type, 1846 = FLO. | brother of Felice Gori, which see; both worked for Giuseppe Pigri; also made micrometers and thermometers; mechanician. | Florence. | Middleton 1; Bonelli 9. | suggest correction |
| GORING, DR. EDWIN | England, fl.1819-41, | developed idea of using precious stones for microscope lenses. | Nachet. | suggest correction | ||
| GORLAND | England, PHIM | Wheel Barometer = X. | London Wall, London. | Goodison 1. | suggest correction | |
| GORNER, J. | Bohemia, 1776, OIM | Microscope = PRA. | Narodni Museum Exhibit at KEN, Aug. 1968. | RSW. | suggest correction | |
| GORSE, NATHANIEL | see Nathaniel Gosse. | suggest correction | ||||
| GOSS, JOHN | England, c.1812, MIM | designed a calculating machine. | Bryden 5. | suggest correction | ||
| GOSSE, NATHANIEL | England, fl.1620-31, MIM | made Gunter's rules and other wooden instruments; spelled variously as Gos, Goss, and Gorse. | Ratcliffe, London. | Bryden 9; Taylor 1(141); Evans 1; Clay and Court; Dewhirst. | suggest correction | |
| GOSSELIN | France, c.1665-80, MIM | Octant = Roussel Sale = MADEX-280 (Coll. Jules Strauss); Mural Quadrant = X. | an "arquebusier"; instruments are also signed "divisé par Sevin à Paris"; Gosselin made instruments for the Paris Observatory and the Academy of Sciences; Daumas says that some instruments are at the NMM but there is no entry in the Inventory. | Paris. | Daumas 1; Nachet; Wolf; NMM 2; Augarde. | suggest correction |
| GOSSET | France, c.1800, OIM | optician and lens maker. | Paris. | Nachet. | suggest correction | |
| GOTANDE | Italy, 1778, MIM | Hodometer, 1778 = MMT. | Rome. | RSW. | suggest correction | |
| GOTZ, JOH. WILH. | Germany, 18th Century, MIM | Instrument = DAR. | signed "Götz"; Evans says "Goez." | Ludwigsburg. | Maddison 7; Evans 1; RSW. | suggest correction |
| GOTZ, STEFAN VON, UND SOHNE | Austria, c.1850, MIM | Zappeck-type Sundials = D.(1982) = ADL-W50, PRZ, D.(1987), Pugsley Sale; Horizontal Sundial = MERC-28. | the first sundial signed "St. v. Götz und Sohne", the second, "Götz und Sohne", the third, "Stefan von Götz und Sohne. | Vienna. | Coffeen A and 16; Maddison 7; Hamilton 1; ADL; RSW. | suggest correction |
| GOTZ, STEPHAN VON | Austria, MIM | Zappeck-type Sundial = PRZ. | signed "Götz." | Vienna. | Maddison 7. | suggest correction |
| GOUCHON, CHARLES | France, c.1700, MIM | Butterfield-type Sundial = NMM-D.201. | Beurelle. | NMM 2. | suggest correction | |
| GOUFFE | France, c.1788, MIM | Gouffé was "breveté ingénieur du Roi, 1788". | Paris. | Daumas 1. | suggest correction | |
| GOUGH | see Walter Gough. | suggest correction | ||||
| GOUGH AND GEE | England, c.1815, PHIM | Angle Barometer = Christie 4/5/95. | 21 Saddle Row, London. | RSW. | suggest correction | |
| GOUGH, T.J. | Water Clock, falsely dated 1673 = Museum of Science, Buffalo, N.Y. | modern work; probably made by Pearson Page Ltd. of Birmingham; marked "Exeter." | RSW. | suggest correction | ||
| GOUGH, WALTER | England, fl.1799-1810, MIM OIM PHIM | Garden Sundials = The Hall, Weston, Buckland House (1793); Air Pump = AUI; Stick Barometer = Phillips 2/14/79. | T.C.; last two instruments signed "Gough" and "Real Electrical Machine and Air Pump Maker"; 1793 sundial belonged to William Cowper. | 21 Middle Row; 23 Middle Row; both in Holborn, London. | Goodison 1; Gatty; Crawforth 1; RSW. | suggest correction |
| GOUGH, WILLIAM | England, fl.1808-10, OIM | 23 Middle Row, Holborn, London. | Taylor 2(1134). | suggest correction | ||
| GOUICHON | France, c.1790, OIM | Telescopes = P.C., Versailles 11/19/78. | Rue des Postes, Paris. | RSW. | suggest correction | |
| GOULD AND PORTER | England, fl.1800-25, MIM OIM | Charles Gould and Porter; succeeded Cary. | London. | Clay and Court; Dewhirst. | suggest correction | |
| GOULD, CHARLES | England, fl.1800-39, MIM OIM | Microscope = Soth. 12/17/62. | T.C.; microscope is signed "Gould's Improved Pocket Compound Microscope"; author; succeeded William Cary in 1825, perhaps as Gould and Porter. | 272 Strand, London. | Taylor 2(1135); Clay and Court; Dewhirst; Calvert 2; Nachet; RSW. | suggest correction |
| GOULD, CHESTER | England; USA; England, fl.1794-1803, NIM | patented a log in 1800, an improvment in 1801, and a nautical time piece in 1803, all in London; Bedini thinks Gould was still in Rome, N.Y. in 1813. | 47 Walnut Street (1794); Sign of the Quadrant, 70 South Front Street (1796-98); both in Philadelphia Pa.; Rome, N.Y.(1800); "late of Rome N.Y., now of Red Lion Street, Clerkenwell, London merchant"(1801). | Brewington 1; Bedini 8. | suggest correction | |
| GOULD, HENRY | England, 1859-?, MIM NIM | succeeded John and George Cary in 1859. | 181 Strand, London. | Taylor 2(1290). | suggest correction | |
| GOULD, HORACE | USA, 1801, NIM | offered a recording log for approval to the Boston Marine Soc. | Boston, Mass. | Brewington 1. | suggest correction | |
| GOULD, JOHN | England; USA, fl.1794-97, MIM NIM OIM | succeeded by Thomas Whitney; Smart says 47 Walnut Street (1794). | 47 Water Street(1794); at the Sign of the Quadrant, 70 South Front Street (1796); 46 South Fifth Street (1797); all in Philadelphia Pa. | Bedini 1; Smart 1; Gillingham 1; USNM; D.J. Warner 10. | suggest correction | |
| GOULD, WILLIAM 1 | USA, d.1797, MIM | Smart felt that this might be an erronious entry due to a mistake in a newspaper story in 1797. | Front Street, Philadelphia, Pa. | Smart 1. | suggest correction | |
| GOULD, WILLIAM 2 | England, c.1808, MIM | apprenticed to William Parson of the Grocers' Company, Jan 1, 1801, for 7 years. | London. | J. Brown 2. | suggest correction | |
| GOULIER, COLONEL | France, 1818-91, MIM | hydrographic surveyor; designed several instruments. | Cons. Nat'l 1; Destombes 4. | suggest correction | ||
| GOUMERT | France, PHIM | Barometer = Christie 2/10/72. | Chalon. | RSW. | suggest correction | |
| GOURDIN, E. | "E. Gourdin Paris 1671" marked on a modern mariner's astrolabe sold at Christie 5/5/83. | A. Stimson 3. | suggest correction | |||
| GOURDIN, PIERRE | France, fl.1775-1800, MIM SIM | Graphometers = USNM (1775), KRA (1779), CNAM (1785), P.C. (1790), Libert et Castor Auction 4/28/82 (1786), etc; Surveying Instruments = FIN = D(1778), Paris 1900 Exhib.(1792), P.C. and Christie's 4/3/85; Surveyor's Cross, 1786 = P.C.; Alidade, 1787 = CNAM; Sectors = D.(1785)(2), OXF and Drouot 3/9/70 (both 1792) ; Ellipsograph, 1780 = CNAM; Protractor, 1778 = P.C.; Pantograph, 1784 = P.C.(1987); Rule = ADL-A268; Level, 1785 = Gersaint, La Rochelle 7/20/96. | twice rejected as "Ingénieur du Roi"; in 1794 he was chosen to value mathematical instruments seized during the Revolution; member of "Corporation des fondeurs." | au Quart de Cercle, Quai de l'horloge, Ile de la Cité, Paris. | Cons. Nat'l 1; Destombes 4; USNM; Daumas 1 and 6; Augarde; Wynter and Turner; Estreicher 1; Coffeen 12 and 55; ADL; RSW. | suggest correction |
| GOURDON, L. | Switzerland, c.1790, MIM OIM SIM | Thermometer, horizontal = GEM; Theodolite = Christie-SK 9/29/88. | the thermometer is from the de Saussure Coll. | Geneva. | A.J. Turner 10; RSW. | suggest correction |
| GOUT, RALPH | England, fl.1770-1815, MIM | Pedometers = Aubert (1806), BM (1781), Marryat College, Guildhall Museum, KEN, FIT, WHI, Fränkel Coll., OXF., TIM = Christie 4/14/88, and various sales. | patented a pedometer, 1799. | 6 Norman Street; Old Street; Binlin Court; all in London. | Taylor 2(719); De | suggest correction |
| GOUTERY | France, MIM | Sector = P. and S. 4/3/1894. | Paris. | Evans 1; RSW. | suggest correction | |
| GOVAERDT, H. | 1607, MIM | Artillery Level, 1607 = LOS. | RSW. | suggest correction | ||
| GOVERNA | see Oratio Governa Pietro. | suggest correction | ||||
| GOWAN, G. | England, 1753, MIM | Gunner's Sector, wood, 1753 = Kenney Coll. = Soth. 4/22/65. | Taylor 2(482); Exibition-Maps; RSW. | suggest correction | ||
| GOWER, CAPTAIN | England, NIM | invented and patented a log. | Taylor 2(1137). | suggest correction | ||
| GOWLAND | England, PHIM | Wheel Barometer = Soth. 2/28/80. | Enfield. | RSW. | suggest correction | |
| GOWLAND, C. | England, fl.1811-16, PHIM | Marine Barometer = X. | probably Clement Gowland, clockmaker on High Street. | Sunderland. | Goodison 1. | suggest correction |
| GOWLAND, GEORGE | England, pre-1871, NIM OIM | Octants = RJK and Phillips 5/14/74; Sextants = Exhib. "1000 Years of Navigation", Brussels 1979, Dr. Livingstone; Artificial Horizon = STK. | also signed "Gowland" or "G. Gowland." | 76 South Castle Street, Liverpool. | Bryden 9; Brewington 1; USNM; RSW. | suggest correction |
| GOWLAND, JAMES | England, c.1830, PHIM | Marine Barometer = VNN. | London. | RSW. | suggest correction | |
| GOY AND CO. | England, pre-1840, NIM OIM | Hadley's Quadrant with vernier = NMM-S.17. | T.C. | 36 Leadenhall Street, London. | Taylor 2(2138); NMM 2. | suggest correction |
| GOYON FILS | France, c.1850, PHIM | Stick Barometer = Chevau-Légers, 2/28/82. | 16 Rue Pila, Paris. | RSW. | suggest correction | |
| GOYS, A. | Portugal, fl.1630-58, MIM NIM | Mariner's Astrolabes = P.C. (1648) (NMM-25), Museu Naval e Oceanographico, Rio de Janeiro, Brazil 16??) (NMM-38), Museu de Marinha, Lisbon (NMM-39). | Agostinho de Goes Raposo; known to have died before 1676; received his license as an instrument maker in 1630; could make sundials, sand glasses, etc; NMM is National Maritime Museum Registry of Mariner's Astrolabes. | Lisbon. | A. Stimson 3; Destombes 5; Guedes. | suggest correction |
| GOZZI | Italy, 1722, OIM | Microscope, 1772 = Russborough House, Blessington, Ireland. | Parma. | Silverman. | suggest correction | |
| GRAECIUS | Italy, 1591, | see F. Hieronomi Brassi. | Florence? Rome? | Destombes; RSW. | suggest correction | |
| GRAEVIUS, BARTHOLOMEW | Belgium, c.1531, | printer and bookseller; sold globes. | Louvain. | A.J. Turner 10. | suggest correction | |
| GRAF, HANS | Germany, fl.1563-76, MIM | Miner's Compass, wood and ivory, 1564 = ADL-M169; Miner's Compass, 1576 = Michel Coll.; Sundial, wood and ivory, 1563 = BM. | Gundhalbing. | Engelmann 1; Michel 3 & 24; Price 3; Ward 4; ADL; RSW. | suggest correction | |
| GRAF, L. | Germany, c.1700, MIM | Sundials = GRA, Christie 2/16/71 = 12/21/71. | spelled Gräf. | Frankfort-am-Main. | Zinner 1. | suggest correction |
| GRAF, STEPHANUS | Germany, 1628, MIM | Graphometer, 1628 = Kaiserslautren Landesgewerbeanstalt. | Heidelburg. | Zinner 1. | suggest correction | |
| GRAFF, CAROLUS | Germany, | Graff engraved some instruments for Michael Kauffer, which see. | Augsburg. | Zinner 1; RSW. | suggest correction | |
| GRAFSI AND FONTANA | misreading for Grassi and Fontana. | Soth.-Torquay 11/26/81. | suggest correction | |||
| GRAFTON, HENRY | England, fl.1842-60, PHIM | made barometers, thermometers, and other philosophical instruments. | 80 Chancery Lane (1842-47); 36 Holborn Hill (1849-53); 7-8 Rolls Buildings (1856-60); all in London. | Goodison 1; O'Mara; Bell 2. | suggest correction | |
| GRAHAM 1 | c.1737, MIM | Rule = CNAM. | Cons. Nat'l 1; Destombes 4. | suggest correction | ||
| GRAHAM 2 | England, c.1800, PHIM | Wheel Barometer and clock = Soth. 6/27/88. | No. 4181. | London. | RSW. | suggest correction |
| GRAHAM AND FORSTER | England, NIM | Sextant = Christie 10/31/67. | Liverool. | RSW. | suggest correction | |
| GRAHAM AND PARKS | England, NIM | T.C. in Möller sextant box at American Museum, Bath. | Southside Custom House, Liverpool. | RSW. | suggest correction | |
| GRAHAM, CHARLES | England, c.1850, MIM | assisted John Gaskin. | Penrith. | Bryden 9. | suggest correction | |
| GRAHAM, GEORGE | England, 1673-1751, MIM PHIM | Mural Quadrant = NMM; Equatorial Sector = NMM; Tellurium = ADL-A156; Wheel Barometers = KEN, VCW, Christie 7/4/1843, Macclesfield Library Sale, 1765; Standard Yard = KEN; etc. | clockmaker; apprenticed to Henry Aske of the Clockmakers' Company on July 2, 1688; free of the Company in Sept.1695; Master of the Company in 1722; partner of Thomas Tompion c. 1696-1713; married Tompion's niece in 1704; credited with the invention of the orrery; see Tompion and Graham; F.R.S. | Dial and Three Crowns, Water Lane, Fleet Street; Dial and one Crown, Fleet Street, opposite the Bolt and Tun (after 1720); both in London. | Taylor 1(483); DNB; DSB; Bryden 2; Baillie 1; Goodison 1; NMM 2; Hellman; Symonds; Michel 3; Maddison 1; Britten; USNM; Bedini 8; J. Brown 3; F. S. Taylor; J.A. Bennett 2; ADL; RSW. | suggest correction |
| GRAHAM, GEORGE, AND JONATHAN SISSON | England, 1752, MIM | Mural Quadrant, iron, 1752 = NMM. | eight-foot radius. | London | NMM 2. | suggest correction |
| GRAHAM, HARRIET | England, fl.1832-33, PHIM | barometer and thermometer maker. | 25 Baldwins Gardens, London. | Goodison 1; Bell 2. | suggest correction | |
| GRAHAM, MALCOLM | USA, 1832-89, MIM SIM | worked first for Young, Smith and Co.; one of the partners in Schuyler, Hartley and Graham, 1854-80; firm became Hartley and Graham, 1880-1900. | 4 Maiden Lane (-1854); 13 Maiden Lane (1854); 19 Maiden Lane 1863; all in New York, N.Y. | Smart 1. | suggest correction | |
| GRANDJEAN DE FOUCHY, MR. | see Fouchy | Engelmann 1; Fox 1; Daumas 1; RSW. | suggest correction | |||
| GRANGER, THOMAS | England, 1710, NIM | Nocturnal, 1710 = NMM. | not in NMM 2 Inventory. | Taylor 1(558). | suggest correction | |
| GRANT | England, PHIM | Stick Barometer = X. | Goodison 1. | suggest correction | ||
| GRANT AND CROSSMAN | USA, 1858-61, MIM | Burt's Solar Campasses = P.C., Michigan Museum of Surveying, Lansing. | Michigan Museum signed "W.A. Burt Inventor / Detroit, Mich. / No. 6 / University of Michigan / Grant and Crossman / Makers." | Detroit, Mich. | USNM; Leiserowitz. | suggest correction |
| GRANT, ALEXANDER | England, fl.1807-22, MIM | made a spiral fitting for Gower's patent log; Gower called him a "mechanist." | 2 Winckworth Buildings, City Road, London. | Taylor 2(1137); Dewhirst. | suggest correction | |
| GRANT, HENRY | England, fl.1844-60, PHIM | Sympiesometer = Soth. 12/13/88. | barometer maker. | Castle Street, Cardiff. | Bell 2; RSW. | suggest correction |
| GRANT, JAMES | England, c.1837, MIM NIM OIM | sold maps and charts besides instruments. | 40 Queen Street, Hull. | Taylor 2(2139). | suggest correction | |
| GRANT, JOHN | England, fl.1781-1810, PHIM | clockmaker; barometer and thermometer maker. | 75 Fleet Street, London. | Goodison 1. | suggest correction | |
| GRANT, WILLIAM CICERO | USA, 1815-83, MIM | worked for Burt and Bailey, 1853-56; partner with Charles Crosman as Grant and Crosman, 1858-61; | Jefferson Avenue between Bates and Randolph, Detroit, Mich. | Smart 1. | suggest correction | |
| GRAS, L. | Germany, | Sundials = Drouot 6/16/65. | see Lorenz Grässl. | RSW. | suggest correction | |
| GRASI | see Grassi; and Bulla, Grassi and Fontana. | suggest correction | ||||
| GRASSELLI, JOSE | Spain, MIM | Cannon Sundial = MAN. | signed "José Grasselli"; for latitude 40°24'57". | Madrid. | RSW. | suggest correction |
| GRASSI | England, PHIM | Wheel Barometer = Soth. 2/28/80. | see Grassi and Fontana. | Exeter. | RSW. | suggest correction |
| GRASSI AND FONTANA | England, c.1830, PHIM | Wheel Barometers = X, Soth. 11/26/81; Barometer = Vermont Hist. Soc., Montpelier. | see also "Bulla, Grassi and Fontani." | Bartholomew Street West; 134 Fore Street; both in Exeter. | Goodison 1; Bell 2; USNM. | suggest correction |
| GRASSI, J.B. BERGNA AND JOHN ORIGONY | England, c.1835, PHIM | barometer makers. | 34 Dean Street, Newcastle. | Taylor 2(1869); Goodison 1; Bell 2. | suggest correction | |
| GRASSL, LORENZ | Germany, c.1740-1805, MIM | Grässl made a great many Augsburg-type sundials varying greatly in quality; all parts of the dials bear a serial number indicating an assembly line operation; instruction sheets were printed in German, French and Spanish; examples of his work may be found in most museums and collections. | Augsburg. | Zinner 1 and 6; Bobinger 2; Baillie; Michel 1; Cons. Nat'l 1; Destombes 4; Moskowitz 104; Price 3; Ward 4; Bryden 16; ADL; Coffeen 27; RSW. | suggest correction | |
| GRATAS, E. | France, MIM | Sundial = Coll. G. | Champagne. | Tardy 3. | suggest correction | |
| GRATELLIE | France, c.1695, MIM OIM | Binocular Microscope, 1695 = Bonnier de la Mosson Coll.; Pair of large Globes with stands, 1695 = PBN; Universal Equatorial Sundial = MERC. | the globes he constructed were engraved by Coronelli; his signature also appears as "Gatellier" or "Gatellié." | Paris. | Daumas 1; Gersaint; Michel 3; Nachet; Hamilton 1; RSW. | suggest correction |
| GRATELOUP, JEAN-BAPTISTE | France, 1735-1817, OIM | devised a new method of joining achromatic lenses. | Paris. | Daumas 1; Nachet. | suggest correction | |
| GRATTE, HENRICUS | England, c.1690, MIM | Astrolabe Clock with Calendar = X. | London. | Baillie 1. | suggest correction | |
| GRAVATT, WILLIAM | England, c.1830, MIM SIM | developed the "Dumpy" level. | G.L'E. Turner 24. | suggest correction | ||
| GRAVE, DE | see DE GRAVE | suggest correction | ||||
| GRAVES, GEORGE B. | USA, 1792-1873, MIM SIM | Surveyor's Vernier Compass = GUR. | succeeded to Goldsmith Chandlee's business. | Winchester, Va. | Smart 1; Bedini 8. | suggest correction |
| GRAVET | France, c.1851, MIM SIM | Mirror Level = CNAM. | successor to Lenoir; made Mannheim-type slide rules; succeeded by Tavenier. | 14 rue Cassette, Paris. | Daumas 1; Cons. Nat'l 1; Destombes 4; Delehar 2. | suggest correction |
| GRAVET-LENOIR | France, c.1830, MIM | Slide Rule = DPW. | Paris. | RSW. | suggest correction | |
| GRAVET-TAVENIER | France, MIM | Sector = P.B. 10/28/63. | Tavenier succeeded Gravet. | Paris. | RSW. | suggest correction |
| GRAY 1 | England, c.1820, PHIM | barometer maker. | St. Neots. | Bell 2. | suggest correction | |
| GRAY 2 | England, NIM | Octant, wood and ivory = Larvik Marine Museum, Norway. | possibly John Gray 2. | London. | RSW. | suggest correction |
| GRAY 3 | see the following, Jones, Gray and Keen, Gray and Lessell, De Mory, Gray and W.D. Alder. | Brewington 1; Bell 2; RSW. | suggest correction | |||
| GRAY 4 | Ireland, c.1800, PHIM | Stick Barometer = Soth. 12/13/88. | Belfast. | RSW. | suggest correction | |
| GRAY AND KEEN | England, fl.1847-51, MIM NIM OIM PHIM | Octant = MYS; Sympiesometer = Phillips 2/22/77. | barometer makers; John Gray (probably 3 or 4) and Robert Keen. | 25-26 Strand Street, Liverpool. | Taylor 2(1138); Bryden 9; Bell 2; Brewington 1; Chaldecott 3; RGO; RSW. | suggest correction |
| GRAY AND LESSELL | England, NIM | Card on Tell-Tale Compass = PEA. | Brewington says "Lissett." | Liverpool. | Bryden 9; Brewington 1. | suggest correction |
| GRAY AND LISSETT | misreading by Brewington for Gray and Lessell. | Bryden 9. | suggest correction | |||
| GRAY AND MACKAY | England, c.1822, | invented a new type of saccharometer, c.1822. | 25 Old Burlington Street, London. | Chaldecott 3; RGO. | suggest correction | |
| GRAY, BENJAMIN AND WILLIAM | England, fl.1835-40, PHIM | barometer makers. | Cheapside, Leicester. | Bell 2. | suggest correction | |
| GRAY, DEMORY | USA, NIM | Gray, De Mory; T.C. in sextant case in Antiquarian House, Plymouth, Mass. | New York, N.Y. | RSW. | suggest correction | |
| GRAY, JOHN 1 | Scotland, 1757, MIM SIM | land surveyor; designed surveying instruments. | Greenock. | Taylor 2(264); Bryden 3. | suggest correction | |
| GRAY, JOHN 2 | England, fl.1828-38, MIM OIM PHIM | proposed a small light for a sextant scale. | 41 Nightingale Lane (1828); 4 Upper East Smithfield (1836); both in London. | Taylor 2(1871); O'Mara. | suggest correction | |
| GRAY, JOHN 3 | England, c.1709, | apprenticed to John Urings 1 in the Joiners' Company on Oct. 11, 1709. | Crawforth 7. | suggest correction | ||
| GRAY, JOHN 4 | England, fl.1805-54, MIM PHIM | barometer maker; victualler; see Gray and Lessels or Gray and Keen. | 10 East Side, Dry Dock (1807-10 and 1813-20); 11 East Side, Dry Dock (1821); 25 and 26 Strand Street; all in Liverpool. | Taylor 2(1138); Bryden 9; Brewington 1; Dewhirst; Bell 2. | suggest correction | |
| GRAY, ROBERT | England, 1709, MIM | Gunter's Quadrant, 1709 = BM. | Ilbert Coll; Bryden thinks he might be from Edinburgh. | Price 3; Ward 4; Bryden 3; RSW. | suggest correction | |
| GRAY, STEPHEN | England, fl.1694-1701 d.1736, MIM OIM PHIM | Garden Sundial, 1695 = X; Microscope = KEN. | also signed "Grey"; designed and made sundials and microscopes; made electrical machines; FRS. | Canterbury; Charter House, London. | Daumas 1; Dewhirst; Evans 1; Goodison 1; Clay and Court; Bell 2; Nachet; Taylor 1(484); Bradbury. | suggest correction |
| GRAY, WILLIAM | England, fl.1840-50, PHIM | barometer maker; see Benjamin and William Gray. | Cheapside, Leicester. | Bell 2. | suggest correction | |
| GRAYDON, LT. COL. GEORGE | England, fl.1820-39, NIM | Celestial Compasses = NMM, KEN. | patented various navigating instruments; author. | Sloane Street,Chelsea, London; Bath; Austin Friars, London. | Taylor 2(1570). | suggest correction |
| GRAYDON, THOMAS | England, 1768, NIM | Compass, 1768 = NMM. | not in inventory | RSW. | suggest correction | |
| GRAYSON, JOHN | USA, c. 1797, | dealer in telescopes and mathematical instruments. | at the Sign of the Spectacles, New York City. | Bedini 8. | suggest correction | |
| GRAZZINI, FERDINANDO | Italy, fl.1744-47, MIM | Protractor, 1747 = ADL-M108; Surveying Transit, 1744 = Soth. 10/23/61; Surveyor's Compass, 1747 = Pym Sale. | Engelmann 1; Michel 3; ADL; RSW. | suggest correction | ||
| GREATOREX, RALPH | England, 1625-1712, MIM PHIM | Ring Sundial = Wisbech; Weather Glass, 1663 = Samuel Pepys; Air Pump, 1658 = Robert Boyle; Universal Ring Sundial = OXF. | apprenticed to Thomas Dawson of the Clockmakers' Company; turned over to Elias Allen of the Clockmakers' Company on March 9, 1639, free of the Company on Nov. 25, 1653; probably the "R.G." 1 on compass cards; T.C. | at the sign of Adam and Eve, south side of the Strand; Temple Bar; both in London. | Taylor 1(218); Holbrook; DNB; Clay and Court; Bell 2; Crawforth 1; J. Brown 1; Latham and Matthews; Robischon; A.J. Turner 10. | suggest correction |
| GREAVE, DAVID | England, c.1804, MIM | apprenticed to George (Huggins) Dollond 1 of the Grocers' Company on July 5, 1804. | J. Brown 2. | suggest correction | ||
| GREAVES, JOHN, AND SON | England, PHIM | Balance, steel = Pym Sale. | RSW. | suggest correction | ||
| GREAVES, THOMAS | England, fl.1777-1818, OIM | optician. | 40 Old Hinckleys (1777); Hill Street (1818); both in Birmingham. | Bryden 9. | suggest correction | |
| GREBAUVAL, PIERRE | France, c.1650, MIM | Sundials in watches = FIN-140, Soth. 12/1/78, Clutton and Daniels. | "Grébauval" or "Grébauvel"; the watches listed may be one and the same item. | Rouen. | Clutton and Daniels; RSW. | suggest correction |
| GREBNER, HANNS | Austria, 1576, MIM SIM | Shadow-square with Alidade, 1576 = Figdor Coll. | Zinner equates this man with Hans Grebner; see also H.G. 6. | Sterczing. | Zinner 1. | suggest correction |
| GREBNER, HANS | Germany, c.1650, MIM | Artillery Quadrant = WHI. | see Greber. | Pope; Daumas 1. | suggest correction | |
| GREBOULT | see Gueroult. | RSW. | suggest correction | |||
| GRECCIUS | France, 1591, MIM | Bonelli. | suggest correction | |||
| GRECHI, C.A. | England, PHIM | Wheel Barometer = X. | Shaftsbury. | Goodison 1. | suggest correction | |
| GREEN | England, c.1820?, PHIM | Wheel Barometer = X. | Grantham. | Goodison 1. | suggest correction | |
| GREEN, GEORGE | England, c.1787, MIM | apprenticed, to James Martin, a mathematical instrument maker in the Grocer's Company, on May 3, 1787. | London. | J. Brown 1. | suggest correction | |
| GREEN, J. AND W. | USA, c.1833, OIM PHIM | opticians; James Green 2. | 41 South Street, Baltimore, Md. | Smart 1. | suggest correction | |
| GREEN, JAMES 1 | England, fl.1722-c.42, MIM | apprenticed to John Stiles of the Clockmakers' Company on April 12, 1722; shown as "finisher" in Quarterage list c. 1742. | Horse Shoe Alley, Moorfields, London. | J. Brown 3. | suggest correction | |
| GREEN, JAMES 2 | England; USA., 1808-96, MIM NIM OIM PHIM | Surveyor's Compass = Infantry and Cavalry School, Fort Leavenworth, Kansas (1891); Barometer = USNM; Aneroid Barometer = USNM. | emigrated from London in 1833; succeeded in Baltimore by F.W. and R. King in 1851; dealt in European instruments. | London (1817-23); 72 Baltimore Street (1835-36); 15 Liberty Street (1840-41); 53 South Street (1842); all in Baltimore Md.; New York, N.Y. (1849-96); 175 Grand Street, New York, N.Y. (1868). | Smart 1; USNM; Middleton 1 and 4; D.J. Warner 6 and 10; RSW. | suggest correction |
| GREEN, JOHN | England?, 1751, PHIM | Barometer, 1751 = X. | Dewhirst. | suggest correction | ||
| GREEN, SAMUEL, AND SON | England, MIM | made pocket compasses and sundials. | 7 Helmet Street, London. | USNM. | suggest correction | |
| GREEN, WILLIAM 1 | England, fl.1778-90, OIM | designed an improved telescope; F.R.S. | South Moulton Street, Hanover Square; 93 High Street, Marylebone; both in London.. | Taylor 2(722). | suggest correction | |
| GREEN, WILLIAM 2 | England, fl.1818-56, MIM | apprenticed to Michael Dancer in the Joiners' Company on June 21, 1808; first noted in 1818; took apprentices. | Bartholomew Terrace, City Road (1828); 54 Rahere Street; 14 Fountain Place, City Road (1832-41); City Road (1842-56); all in London. | Taylor 2(1872); O'Mara; Crawforth 7. | suggest correction | |
| GREEN, WILLIAM 3 | England, c.1836, | apprenticed to his father, William Green 2, in the Joiners' Company on Feb. 2, 1836. | Crawforth 7. | suggest correction | ||
| GREEN, WILLIAM 4 | Scotland, 1844-48, MIM OIM PHIM | 5 Franklin Street (1844-45); 87 London Street (1846-48); both in Glasgow. | Bryden 3; Clarke et al. | suggest correction | ||
| GREENALL, WILLIAM WEBB | England, c.1822, PHIM | 31 Old Compton Street, London. | Taylor 2(1571); Dewhirst. | suggest correction | ||
| GREENE 1 | see Pizzala and Greene. | suggest correction | ||||
| GREENE 2 | England, PHIM | see Kendall-Greene. | Bell 2. | suggest correction | ||
| GREENER AND CHIESA | England, PHIM | Wheel Barometer = Soth.-K. and C. 7/21/81. | Liverpool. | RSW. | suggest correction | |
| GREENLEAF, STEPHEN | USA, 1704-95, MIM SIM | Surveyor's Compasses = P.C., New Hamshire Hist. Soc., Concord. | P.C. signed "Greenleaf", the other "S. Greenleaf"; made nautical compasses. | Queen Street, Boston, Mass. | Bedini 1; Smart; USNM; Warner 12; RSW. | suggest correction |
| GREENOUGH AND CO. | England, c.1850, NIM | Sextant = D.(1975). | London. | RSW. | suggest correction | |
| GREENOUGH, NORMAN CUMMINGS | USA, 1820-66, NIM | made nautical instruments, chronometers, and watches. | Newburyport, Mass. | USNM. | suggest correction | |
| GREENOUGH, THOMAS 1 | USA, 1710-85, MIM NIM SIM | Backstaffs = X (1760), P.C. (1749), PEA (1740) (1765, incomplete), Connecticut Hist. Soc. (1745, 1755), Harvard College Observatory (1740), ADL-W207 (1753), VNN (1763); Surveyor's Compasses, wood = P.C., Philadelphia Maritime Museum, Bucks County Historical Society, Ohio State U., Old Sturbridge Village, Western Reserve Hist. Soc., South Natick Hist. Soc., Wakefield Plantation, Va., D.(1974 and 1984), ADL-W154 & W156, Ohio Historical Society, D.(1996). | may have been trained by Joseph Halsey; D.(1984) has two compass cards, earlier one shows a lighthouse, later one shows a man with a Davis quadrant. | near the Draw-Bridge, Boston, N. England. | Brewington 1; Bedini 1 & 8; Smart 1; USNM; Moskowitz 108; Price 2; D.J. Warner 8 and 12; Coffeen 55; DATM; ADL; RSW. | suggest correction |
| GREENOUGH, THOMAS 2 | USA, 1738-75, MIM NIM | son of Thomas Greenough 1. | Boston. | Smart 1. | suggest correction | |
| GREENOUGH, WILLIAM | USA, c.1785, MIM SIM | Surveyor's Compass, wood = X. | succeeded his father, Thomas Greenough 1, in 1785. | Boston, Mass. | Bedini 1. | suggest correction |
| GREENWOOD, CLARKE | USA, 1764-1810, MIM NIM | Dry Card Compass = MYS. | born in Boston, Mass.; son of Isaac Greenwood 2; succeeded his brother, John, in 1788; succeeded by his brother, Isaac Greenwood 3 in 1810; Rollinson engraved the compass cards. | 199 Water Street (1789); 126 Front Street (1797-98); 127 Front Street (1800-01 and 1805); 126 Front Street (1807-09); all in New York, N.Y. | Smart 1; USNM; Warner 12; RSW. | suggest correction |
| GREENWOOD, ISAAC 1 | USA, 1702-45, | father of Isaac Greenwood 2; teacher of natural philosophy at Harvard College; lectured on the orrery in 1734. | Boston, Mass. | C. Evans (3776); Bedini 1 and 14. | suggest correction | |
| GREENWOOD, ISAAC 2 | USA, 1730-1803, MIM | Gunner's Quadrant = P.C. | oldest son of Isaac Greenwood 1; he was also an ivory turner and dentist; the quadrant might have been made by his son Isaac Greenwood 3. | next door to Dr. John Clark's at the North End, Boston, Mass. | Bedini 1, 6, 8 & 14; Smart 1; USNM. | suggest correction |
| GREENWOOD, ISAAC 3 | USA, 1758-1829, MIM NIM OIM SIM | Hadley's Quadrants = MYS (1793), X; Gauging Rod, wood, 1819 = D.(1982); Gunner's Quadrant = Winterthur Museum, Wilmington, Del; Surveyor's Compasses = D.(1985), P.C.; Octants = MYS (1793), P.C. | son of Isaac Greenwood 2; took over his brother Clarke's business at his death in 1810; see Isaac Greenwood 2 for other possible instruments; T.C., akes and imports all kinds of Mathematical Instruments"; dentist. | Boston, Mass. (1781-83); New York, N.Y. (1783); Charleston, S. Carolina; Boston, Mass.; Providence, R.I. (1787-90); Newport, R.I.; Providence, R.I.; Norfolk. Conn.; Providence, R.I.; 126 Front Street (1810-1819); 130 Front Street (1819-29); last two in New York, N.Y. | Smart 1; Coffeen 27; Bedini 8, 14; D.J Warner 8 and 10; RSW. | suggest correction |
| GREENWOOD, JOHN | USA, 1760-1819, MIM | son of Isaac Greenwood 2; born in Boston; succeeded J. Quincy in 1786; succeeded by his brother, Clarke Greenwood, in 1788; ivory turner; later became a dentist; made George Washington's false teeth. | 199 Water Street, New York, N.Y. (1786-88). | Smart 1; Bedini 1 and 14. | suggest correction | |
| GREENWOOD, THOMAS | England, c.1840, MIM OIM | optician. | 10 Fetter Lane, London. | O'Mara. | suggest correction | |
| GREENWOOD, TIMOTHY | England, fl.1836-38, OIM | 20 Little Saffron Hill, London. | Taylor 2(2140); O'Mara. | suggest correction | ||
| GREGG AND RUPP | USA, fl.1844-53, MIM | William Theodore Gregg 1 and Michael Rupp. | New York, N.Y. | Smart 1. | suggest correction | |
| GREGG, WILLIAM THEODORE 1 | Ireland; USA, 1818-1897, MIM NIM SIM | Surveyor's Compasses = P.C. (2). | born in Ireland; worked with Michael Rupp from 1844 to 1853, as Gregg and Rupp; worked with his son, W.T. Gregg 2, as Gregg and Son (1873-87); son continued under the same name until 1891. | Ireland (1818-41); 13 Doyers Street (1841); 318 Broadway, corner of Pearl Street (1843); 110 Wall Street (1844-87); all in New York, N.Y.; Norwich, N.Y.(pre-1857-62); Brooklyn and New York, N.Y. (1866-87). | Smart 1; USNM. | suggest correction |
| GREGG, WILLIAM THEODORE 2 | USA, 1850-1916, MIM | worked with his father, William Theodore Gregg 1 from 1873 until 1887. | 110 Wall Street, New York, N.Y. | Smart 1. | suggest correction | |
| GREGO, A. | England, c.1817, OIM PHIM | Wheel Barometers = X, Soth.- K. and C. 4/20/82; Telescope = Soth. 10/16/72. | 27 Leather Lane, Holborn, London. | Goodison 1; RSW. | suggest correction | |
| GREGOIRE, J. | France, MIM SIM | Circumferentor = LEY; Geometric Quadrant = LEY. | quadrant is signed "I. Gregoire." | Blois. | Daumas 1; RSW. | suggest correction |
| GREGORY | England, PHIM | Wheel Barometer = X. | Gloucester. | Goodison 1. | suggest correction | |
| GREGORY AND LAWRENCE | England, c.1836, MIM | 19 Great Sutton Street, Goswell Street, London. | O'Mara. | suggest correction | ||
| GREGORY AND SON | England, fl.1776-83, MIM NIM OIM PHIM SIM | Hadley's Quadrants = Maritime Museum, Hull, Soth. 3/10/87; Stick Barometer = X. | Henry Gregory and son; became Gregory and Wright in 1783; T.C. | 148 (Leadenhall Street), near the India House (London). | Goodison 1; Moskowitz 112; Crawforth 1. | suggest correction |
| GREGORY AND WRIGHT | England, fl.1783-89, MIM NIM OIM PHIM | Drawing Instrument = Christie 4/3/74; Hadley's Quadrant = NMM-S.179; Universal Microscope = X; Spyglasses = Soth. 7/24/72, NMM-O.131/44; Telescope, one-draw = Phillips 7/28/82. | Henry Gregory and George Wright 2; Millburn thinks he was Gabriel Wright; see Gregory, Gilbert and Wright; successors to Benjamin Martin; T.C.; telescope signed "Gregory and Wright's Improved Telescope." | 148 Leadenhall Street, Navigation Warehouse, near the East India House, London. | Taylor 2(842a); Daumas; Clay and Court; Calvert 2; NMM 2; Nachet; Goodison 1; Bell 2; Moskowitz 112; Millburn 11; RSW. | suggest correction |
| GREGORY WRIGHT | misreading for Gregory and Wright. | RSW. | suggest correction | |||
| GREGORY, DAVID | Scotland ; England, 1661-1708, | author; astronomer; gave the first suggestion of the achromatic telescope, 1695. | Edinburgh (1683-91); Oxford (1691-1708). | USNM; DNB; DSB; Dawsons 174. | suggest correction | |
| GREGORY, GILBERT AND WRIGHT | England, 1789-92, MIM OIM | Henry Gregory, John Gilbert 2 and George Wright 2. | 148 Leadenhall Street, near the East India House, Navigation Warehouse, London. | Taylor 2(839 and 909); Goodison 1; Moskowitz 112. | suggest correction | |
| GREGORY, HENRY | England, fl.1750-92, MIM NIM OIM PHIM | Telescopes = RSM, P.C.; Sextant = STT; Divider-Sextant = ADL-DPW37; Compass Card = NMM; Backstaves = HAM, HAA, FRK, PYM; Hadley's Quadrants = COR, Soth. 6/1/88; Stick Barometers = Hist. Soc. of Pennsylvania, Philadelphia, Soth. 7/19/88; Gunner's Calipers = KEN; Reduction Compass = AMST; Mathematical Instrument Set = NOR; Pelorus = USNM; etc. | T.C.; later became Gregory and Son; the backstaff in the FRK was made for Jean Gremon; the ADL divider-sextant was made by G. F. Brander and sold by Gregory. | The Azimuth Compass, near ye East India House, Leadenhall Street (1761); Francis Court, Clerkenwell; both in London. | Calvert 2; Taylor 2(484); Macintyre; Brachner 1; O'Mara; BEK Exhibit, Nov.1979; Jürgen Meyer; Moskowitz 112; Mörzer Bruyns 1; Brachner; Crawforth 1; USNM; Courtenvaux; ADL; RSW. | suggest correction |
| GREGORY, J. | England, PHIM | Macclesfield. | Bell 2. | suggest correction | ||
| GREGORY, JAMES | Scotland; Italy, 1638-75, | invented the "Gregorian" reflecting telescope in 1661. | Aberdeen; Padua; St. Andrews; Edinburgh. | Taylor 1(282); DNB; DSB; Nachet; Wynter and Turner; Dewhirst; USNM; Morrison-Low 1. | suggest correction | |
| GREGORY, R. | England, MIM | T.C. in the case of a Troughton and Simms pantograph. | Christie-SK 7/10/80. | suggest correction | ||
| GREGORY, SAMUEL | Ireland, fl.1761-62, PHIM | barometer maker. | Sycamore Alley, Dublin. | Morrison-Low and Burnett. | suggest correction | |
| GREGORY, THOMAS 1 | England, c.1830, OIM | 3 Quay Street, Manchester. | Taylor 2(1873). | suggest correction | ||
| GREGORY, THOMAS 2 | England, c.1850, OIM PHIM | Bull Street; Suffolk Street; both in Birmingham. | Bell 2. | suggest correction | ||
| GREGORY, W. | England, 19th Century, OIM | Telescope = Phillips 10/5/76. | Strand, London. | RSW. | suggest correction | |
| GREGORY, WILLIAM 1 | England, c.1817, MIM | 30 New Street Square, Shoe Lane, London. | Taylor 2(1343); Dewhirst. | suggest correction | ||
| GREGORY, WILLIAM 2 | England, c.1830, MIM | made mathematical rules. | 8 Berry Street, Clerkenwell, London. | Taylor 2(1874). | suggest correction | |
| GREIFF, G. | Germany, 1689, MIM | Gunner's Level, 1689 = Michel Coll. | Michel ; RSW. | suggest correction | ||
| GREINER, JOHANN GEORG, JUN. | Germany, 1788-1860, PHIM | Alcoholmeter, 1849 = D.(1971); Barometers, siphon-type = DEU (2), UTR (1834). | business taken over by Fuess. | Berlin. | Van Cittert; Middleton 1; Moskowitz 102. | suggest correction |
| GREISL, L. | see Grassl. | suggest correction | ||||
| GRENET, ABBE | France, c.1790, | l'Abbé Grenet; invented a tellurium and a terrestrial globe, both made by Richer. | Daumas 1; Cons. Nat'l 1; Destombes 4; MADEX. | suggest correction | ||
| GREPPIN ET BILLIAUX | France, 1782, PHIM | Electrical Machine, 1782 = P.C. | Paris. | A.J. Turner 10. | suggest correction | |
| GRESEL, HANS | Germany, c.1543, MIM | compass maker. | Nürnberg. | Gouk 1. | suggest correction | |
| GRESEL, LINHART | Germany, fl.1531-47, MIM | Diptych Sundial, 1531 = KEN. | one of the guardians of Hans Müller's children. | Nürnberg. | Zinner 1; RSW. | suggest correction |
| GREUTER, MATTHIAS | France; Italy1556-1638, MIM | Celestial Globes, 1636 = IPA (2), D.(1982), D.(1989); Terrestrial Globe, 1632 = IPA. | made fine terrestrial and celestial globes, dated from 1632 to 1638; examples may be seen at VAA, CCT, VAT, NMM, KEN, FLO, ROM, GEP, Biblioteca Comunale, Ancona, Speed Art Museum, Louisville, Ky., IPA, etc.; the IPA and D.(1989) globes are the original 1636 issue; the D.(1982) globe is a much later reissue of the 1636 state by Dominico de Rossi. | Strasbourg; Lyon; Avignon; Rome (1632-36). | Zinner 1; Price 2; Michel 3; Grimaldi (730); Bonelli 4; NMM 2; USNM; Stevenson; Yonge; Coffeen A; Arkway; Schmidt 1. | suggest correction |
| GREVENBERG, CASPAR | Germany, fl.174?-60, PHIM | Money Balances = Lempertz, 6/14/76, Nouveau Drouot 5/20/88 (174?). | father of Johann and Jacob Grevenberg | Cologne. | Kisch; Coffeen III; RSW. | suggest correction |
| GREVENBERG, JACOB | Germany, fl.1762, PHIM | son of Caspar Grevenberg; brother of Johan Grevenberg. | Cologne. | Coffeen III; Kisch. | suggest correction | |
| GREVENBERG, JOHANN | Germany, c.1762, PHIM | Coin Balance = D. | T.C.; son of Caspar Grevenberg. | Cologne. | Coffeen III; Kisch. | suggest correction |
| GREY, STEPHEN | see Stephen Gray. | suggest correction | ||||
| GREY, T. | England, 1691, MIM | Gunner's Calipers, 1691 = X. | "Arch. Aeliana", 4th. ser., vol. 8, 1931; USNM. | suggest correction | ||
| GRIBELIN | France, 1589-1671, MIM | Sundials in lid of pocket watches = KEN, OXF, SPI-2733. | Simon (1) or Abraham Gribelin. | Blois. | Baillie 1; Maddison and Turner; Wynter and Turner; RSW. | suggest correction |
| GRIBELIN, ABRAHAM | France, 1589-1671, MIM | probably the son of Simon Gribelin; watchmaker; some watches had sundials in lid. | Blois. | Baillie 1; Michel 2; Gunther 2; Evans 1. | suggest correction | |
| GRIBELIN, SIMON 1 | France, fl.1588-1633+, MIM | probably the father of Abraham Gribelin; made sundials and astronomical watches. | Blois. | Baillie 1; Michel 2; Evans 1; Gunther 2; RSW. | suggest correction | |
| GRIBELIN, SIMON 2 | England, fl.1686-1733, MIM | from Huguenot family; member of the Clockmakers' Company 1686-1733; wrote book on ornaments for jewelers and clockmakers; may have made perpetual calendars. | London. | RSW. | suggest correction | |
| GRIBNER, LUDWIG | Germany, c.1484, MIM | compass maker. | Nürnberg. | Gouk 1. | suggest correction | |
| GRICE, THOMAS | 1705, MIM | Sundial, 1705 = Christie 7/12/67. | RSW. | suggest correction | ||
| GRICE, WILLIAM HAWKS | England, fl.1815-25, MIM OIM | spyglass, brass and ivory = WHI; Hodometer = X. | succeeded William Fraser; appointed the mechanician and optician to their Majesties and the Royal Family. | 3 New Bond Street, London. | Taylor 2(1344); Dewhirst. | suggest correction |
| GRIENDEL, JOHAN FRANZ | Germany, c.1687, OIM | made telescopes and microscopes; author. | Aachen; may have also lived in Nürnberg. | Offenbacher Cat.29, 1977; Daumas 1; Nachet. | suggest correction | |
| GRIER, W. HAWKES | misreading for William Hawks Grice. | Soth. 3/25/86. | suggest correction | |||
| GRIEUX, D. | France, c.1775, MIM | Graphometer = Spitzer Sale-2900 = Anderson-Spitzer Sale-14. | Paris. | Michel 3; Daumas 1; Nachet; RSW. | suggest correction | |
| GRIFFIN 1 | England, c.1800, PHIM | Air Pump = D.(1976). | London. | Brieux 3. | suggest correction | |
| GRIFFIN 2 | England, c.1850, NIM | Sextant = D.(1973). | possibly John Joseph Griffin. | London. | Moskowitz 106; O'Mara. | suggest correction |
| GRIFFIN AND HYAMS | England, fl.1835-45, PHIM | Wheel Barometer = Soth. 5/1/86. | barometer makers; silversmiths. | Cornhill, London. | Bell 2. | suggest correction |
| GRIFFIN, BRYAN | USA, fl.1793-1803, MIM | 81 South Front Street, Philadelphia, Pa. | Smart 1. | suggest correction | ||
| GRIFFIN, JOHN JOSEPH | Scotland; England, fl.pre-1848-50+, PHIM | son of Richard Griffin; chemical instrument maker; author. | Glasgow; London (1848). | Bryden 3. | suggest correction | |
| GRIFFIN, JOHN JOSEPH, AND CO. | England, c.1850, PHIM | chemical apparatus may be see in the Chemical Museum, London. | London. | RSW. | suggest correction | |
| GRIFFIN, RICHARD, AND CO. | Scotland, fl.1820-61, PHIM | philosophical and chemical instrument makers; Richard was the father of John Joseph Griffin. | 75 Hutchinson Street (1820-32); 64 Hutchinson Street (1833-37); 115 Buchanan Street (1838); 24 Canon Street (1839-43); 40 Buchanan Street (1844-55); 39 and 41 West Nile Street (1855-61); all in Glasgow. | Bryden 3; Clarke et al; RSW. | suggest correction | |
| GRIFFITH AND BOWLES | USA, c.1770, MIM | Nathaniel Griffith was an instrument maker; Samuel (or Thomas) Bowles was a watchmaker. | Portsmouth, New Hampshire. | Bedini 1. | suggest correction | |
| GRIFFITH, A. | England, MIM | Instrument = WHI. | Taylor 2(1139). | suggest correction | ||
| GRIFFITH, EDWARD | England, c.1809, OIM | Birmingham. | Taylor 2(1139). | suggest correction | ||
| GRIFFITH, GEORGE | England, c.1708, MIM | apprenticed first to William Howe, of the Grocers' Company on August 13, 1700; turned over to Mary Griffith, Broderer on April 13, 1703; free of the Grocers' Company Oct. 12, 1708; his father was a member of the Broderers' Company. | East Smithfield, London (1708). | J. Brown 1. | suggest correction | |
| GRIFFITH, JAMES | England, c.1667, MIM | member of the Broderers' Company; admitted as a Brother into the Clockmakers' Company on Feb. 24, 1667; may have been the father of George Griffith. | London. | Taylor 1(310); Clay and Court; Baillie 1; J. Brown 1 & 3. | suggest correction | |
| GRIFFITH, MARY | England, c. 1703, MIM | Broderer; George Griffith turned over to her as apprentice from William Howe of the Grocers' Company on April 13, 1703; her husband was probably James Griffith of the Broderers' Company. | London. | J. Brown 1. | suggest correction | |
| GRIFFITH, NATHANIEL | USA, c.1770, MIM | worked with Samuel or Thomas Bowles as Griffith and Bowles. | Portsmouth, New Hampshire. | Bedini 1. | suggest correction | |
| GRIFFITH, WILLIAM | England, MIM | T.C. | No. 4 Dolphin-court, Ludgate Hill, London. | Crawforth 1. | suggest correction | |
| GRIFFITHS, J.J., AND SONS | England, c.1850, PHIM | Wimshurst Machine = Soth.-B. 4/7/82. | RSW. | suggest correction | ||
| GRIFFON | England, c.1800, PHIM | Air Pump = D.(1976). | London. | Brieux 3. | suggest correction | |
| GRIFFON, AU | France, 18th Century, | Folding Rule, ivory and silver = ADL-M132a. | this is an address only. | au Griffon, 19 de l'Horloge, Paris. | Engelmann 1; ADL; RSW. | suggest correction |
| GRIGBY, GEORGE | England, 1807, MIM SIM | designed a combined sighting and computing surveying instument; author. | London. | Moskowitz 104. | suggest correction | |
| GRIGGI, J. | England, PHIM | Wheel Barometer = X. | Liverpool. | Goodison 1. | suggest correction | |
| GRIGNION, HENRY | England, c.1806, MIM | apprenticed to George (Huggins) Dollond 1 of the Grocers' Company on March 6, 1806. | London. | J. Brown 2. | suggest correction | |
| GRILL, JOHANN | Germany, 1798, MIM | Rule, 1798 = THO. | RSW. | suggest correction | ||
| GRILLET, RENE | France; Holland, c.1673-81, MIM PHIM SIM | Calculating Machine, 1678 = CNAM; Hygrometer, 1681 = X; Graphometers = SPI-2768 (9), P.C., Drouot 4/26/67; Drawing Instrument Set = NMM-DI/ST.18; Sector = P.C.(1969); Protractor, Sector and Square = D.(1971); Set Square, with plumb-bob = Soth. 2/25/86. | "Sieur Grillet Maistre Horlogeur"; mechanician; author; spelled also René Grilliet. | au Cloistre S. Jean de Latran. (1673),Quai de l'Horloge, No. 49, both in Paris; Amsterdam (1681). | Daumas 1; Cons. Nat'l 1; Destombes 4; Weil 19; Baillie 1; NMM 2; Nachet; Coffeen II; Spitzer 1 and 2; RSW. | suggest correction |
| GRILLIET, RENE | see René Grillet. | Daumas 1. | suggest correction | |||
| GRIMALDI, DOMINIC | England, fl.1814-16, PHIM | Wheel Barometers = Soth. 2/25/86, Christie 12/6/78. | usualy signed "D. Grimaldi" or "Grimaldi"; the Soth. instrument was signed "D. Grimoldi, London." | 82 Leather Lane,London. | Taylor 2(1345); Dewhirst; Bell 2; RSW. | suggest correction |
| GRIMALDI, HENRY | England, fl.1839-60, OIM PHIM | made barometers and thermometers. | 16 Brook Street (1839-42); 4 Charles Street (1844); 24 Greville Street (1843-47); 31 Brook Street (1850-60); Hatton Garden; all in London. | Taylor 2(1345); Goodison 1. | suggest correction | |
| GRIMES, EDWARD | England, fl. 1640-51, MIM | apprenticed by turnover to Elias Allen of the Clockmakers' Company on March 15, 1640; had a dispute with him in 1651. | London? | J. Brown 3. | suggest correction | |
| GRIMOLDI 1 | Italy; Holland, c.1840, MIM PHIM | instrument and barometer maker. | Amsterdam. | Bell 2. | suggest correction | |
| GRIMOLDI 2 | variant spelling for Grimaldi. | Goodison 1. | suggest correction | |||
| GRIMOLDI, H., AND CO. | England, c.1850, PHIM | Stick Barometer = Christie-SK 1/22/87; Marine Barometer = D.(1997). | surely Henry Grimaldi; D. signed "Grimoldi and Co." | Brook Street, Holborn, London. | Bell 2; ATG 5/24/97. | suggest correction |
| GRIMSHAW, JAMES | England, c.1850, PHIM | Wheel Barometer = Christie Feb. 1991. | London. | RSW. | suggest correction | |
| GRIMSHAW, JOHN | England, fl.1810-29?, PHIM | Stick Barometer = X. | signed "Grimshaw." | Liverpool. | RSW. | suggest correction |
| GRIMSTEAD, VALENTINE | England, | T.C.; sold mathematical instruments. Delete this part of the comment, please. | at the Black Swan in St. Paul's Churchyard, London. | Crawforth 1. | suggest correction | |
| GRINDEL, CARLO | Italy, 1800 -1855, MIM PHIM | Dipping Needle = Institute of Geophysics, Academy of Sciences, Prague; Transit, 1827 = U. of Pavia Museum. | he had the title "Macchinista" at the Brera Observatory. | Milan. | Brenni 1; Czech. Inventory. | suggest correction |
| GRINDEL, FRANCESCO | Italy, 1816-59, MIM PHIM | son of Carlo Grindel; succeeded him as "Macchinista" at the Brera Observatory; made precision insruments. | Milan. | Brenni 1. | suggest correction | |
| GRINDL, JOH. FRANSISCA | c.1687, OIM | Clay and Court. | suggest correction | |||
| GRINGALLETUS, JANUS | Germany, fl.1617-20, MIM | Pillar Sundial, wood, 1617 = STU. | Strassburg. | Zinner 1; RSW. | suggest correction | |
| GRINKEN, JEREMIAH | England, fl.1675-85, MIM | A.J. Turner 1 and 2. | suggest correction | |||
| GRINKEN, ROBERT | England, c.1625, MIM | Astronomical Compendium = Soth. 11/27/72. | RSW. | suggest correction | ||
| GRINOD, JOHN | England, fl.1766-67, MIM | Wolstenholme's Square, Liverpool. | Bryden 9. | suggest correction | ||
| GRITTO, BARTOLOMEO | Italy, c.1600, MIM SIM | Measuring Instrument = SPI; Plane Table Compass = HAK. | Padua. | Baillie 1; Morpurgo 1; Rohde; Nachet; Brenni 1; RSW. | suggest correction | |
| GRIVOLAT, L. | France, MIM | Solar Clock = X. | Paris. | USNM. | suggest correction | |
| GROCE | misreading or variant of Croce. | RSW. | suggest correction | |||
| GROCE, A. | England, c.1817, PHIM | barometer maker; possibly a variant of A. Croce. | Leather Lane, London. | Bell 2. | suggest correction | |
| GROENENDAAL, H. VAN | Holland, c.1809, PHIM | made an electrical machine in Amsterdam in 1809. | Utrecht and Amsterdam. | Rooseboom 1. | suggest correction | |
| GROENENDAAL, H.K. | Holland; France, 1730, PHIM | Air Pump, 1730 = UTR. | Paris. | Daumas 1. | suggest correction | |
| GROENENDAAL, HENDRIK | Holland, fl.1781-90, MIM | had schooling in Utrecht. | Rooseboom 1; Mörzer Bruyns 2. | suggest correction | ||
| GROENENDAAL, JOHANNES VAN | Holland, fl.1672-1702, NIM | also a sail-maker; the underside of a compass card in a crown compass by Pieter de Velder, is marked "Johannes van Groenendaal tot Rotterdam." | Rotterdam. | Mörzer Bruyns 1 & 2. | suggest correction | |
| GROGER AND CO. | England, NIM | T.C.; also signed "late Thompson." | 36 Wapping High Street, London. | Soth. 3/23/70. | suggest correction | |
| GROGER, J. | England, NIM | Miniature Sextant, wood = Soth. 3/11/77. | Wapping, London. | RSW. | suggest correction | |
| GRONER | Czechoslovakia, 1734, MIM | Mechanical Equatorial Sundial, 1734 = Huelsmann Coll. | same as A. Groner? | Prague. | Syndram. | suggest correction |
| GRONER, A. | Czechoslovakia, 17th Century, MIM | Astronomical Ring = ROU-134 = MADEX-210. | MADEX has it spelled "Gronner." | Prague. | Zinner 1; Nachet. | suggest correction |
| GRONNING, BERENDT | Holland, 1777, MIM | Perpetual Calendar, 1777 = LAW. | RSW. | suggest correction | ||
| GROOM, JAMES | England, c.1711, | apprenticed to William Roberts 1 on May 1, 1711 in the Broderers' Company. | Crawforth 7. | suggest correction | ||
| GROOTE, A.W. | Holland, c.1850, PHIM | Lactometer = Auction, 1906. | Amsterdam. | Mörzer Bruyns 2. | suggest correction | |
| GROSSE | see Croce. | Bell 2. | suggest correction | |||
| GROSSLIN | France, c.1671, MIM | made some of the first large instruments for the Paris Observatory. | Paris. | J.A. Bennett 2. | suggest correction | |
| GROSSO | Italy, PHIM | barometer maker; glass blower; Holland? | Daumas 1. | suggest correction | ||
| GROU, PETER FENS | Scandanavia?, 1665, MIM | Gunner's Quadrant and Calipers, 1675 = Christie 12/8/76. | Frederichs Ohrl. | RSW. | suggest correction | |
| GROVE AND BARKER | England, post-1848, MIM | Francis Barker and Son's T.C. said they were "Late Grove and Barker." | London. | Chaldecott 3; RGO. | suggest correction | |
| GROVER, GEORGE | USA?, 1783, NIM | Hadley's Quadrant, 1783 = MYS. | RSW. | suggest correction | ||
| GRUBB, THOMAS | Ireland, 1800-1878, MIM OIM | Equatorial Refracting Telescopes = Makree, Dunsink, Vienna; Reflecting Telescope = Melbourne, Australia; Telescope Mounting = NMM; etc. | optician; mechanic; constructed the Armagh 15-inch reflector in 1835; assisted by his son, Howard; F.R.S. | 1 Upper Charlemont Street (1838-54), Dublin; 14 Leinster Terrace (1855-58); 15 Leinster Square (1856-63); 14 Leinster Road (1864-78); last three in Rathmines. | DNB; DSB; NMM 2; Taylor 2(1143); USNM; Morrison-Low and Burnett. | suggest correction |
| GRUBER, HANS | Germany, fl.1552-97, MIM | Sundials on the side or bottom panels of table clocks = STU (1665), Soth. 6/19/72 (1568) = TIM, Drouot 2/16/49; Diptych Sundial = OXF; Equatorium, 1579 = Kenney Sale; Artillery Level = DRE (1569). | clockmaker; mastermark is crossed shovels; also signed "Hanns" or "Johannes." | Nürnberg. | Zinner 1; Drechsler 2; Michel 3; Josten; Gouk 1; RSW. | suggest correction |
| GRUBER, SEBASTIAN | Germany, 1581, MIM | Instrument, 1581 = Lord Ilchester. | Nürnberg. | Evans. | suggest correction | |
| GRUBER, T. | Czechoslovakia, c.1790, PHIM | Barometer = PRA. | Czeck. Inv. | suggest correction | ||
| GRUMMERT | c.1725, OIM | made mirrors for optical instruments. | Nachet. | suggest correction | ||
| GRUNDY | England, fl.1828-45, PHIM | see Fox and Grundy; barometer makers. | St. Anne's Square, Manchester. | Bell 2. | suggest correction | |
| GRUNDY, JOHN C. | England, fl.1830-41, PHIM | barometer maker; also sold looking-glasses. | 4 Exchange Street, Manchester. | Taylor 2(1875); Goodison 1; Bell 2. | suggest correction | |
| GRUNOW, JULIUS | Germany; USA, fl.1849-92, OIM | Microscope = D.(1989). | came from Germany in 1849; joined by his brother, William Grunow, 1852-74; worked alone, 1874-92. | Berlin (-1849); New Haven, Conn. (1849-60); New York, N.Y. (1860-92). | Padgitt; Purtle; Moskowitz 132; D.J. Warner 9. | suggest correction |
| GRUNOW, WILLIAM | Germany; USA, fl.1852-74, OIM | came from Germany in 1852; worked with his brother, Julius Grunow, 1852-74, when he retired; they produced microscopes. | Berlin (-1852); New Haven, Conn. (1852-64); New York, N.Y. (1864-74). | Padgitt; Purtle; Moskowitz 132; D.J. Warner 9; Poggendorff. | suggest correction | |
| GRUNSKLEE, P. JAN | Czechoslovakia, fl.1695-97, MIM | Celestial and Terrestrial Globes = Olomouc Museum. | Czech. Inv. | suggest correction | ||
| GRUSELL, ERIK | MIM | Rule = GMM. | Furudals Bruk. | RSW. | suggest correction | |
| GRUSL, L. | for Grüsl or Grüsle see Lorenz Grassl | suggest correction | ||||
| GRUWER, HANS | Germany, 1569, MIM | misreading for Hans Gruber? | Zinner 1; Drechsler 2. | suggest correction | ||
| GUADAGNI, P.C. | Italy, fl.1753-57, MIM | Table Sundials = NMM (1753), NMM (1757), Soth. 3/17/38 (1753); Vertical Dials, 1753 = Portaluppi Coll. = MPP, WHI (861). | WHI modern work and signed "P.C. Guadagni fece", also arked "Meridiana fatta nella Specola J.R. Universta Pisana"; some of the the other sundials are dubious also. | Pisa. | NMM 2; Portaluppi; Bryden 16. | suggest correction |
| GUADALAX, DON DIEGO DE | "por Don Diego de Guadalax en Mexico" marked on a silver pocket sundial, 1632; sold at the Pugsley sale. | RSW. | suggest correction | |||
| GUALTHER, PIBO | see Pybe Wouters. | Zinner 1; Price 1; Michel 3; Baillie 1; ICA 2; Rooseboom 1. | suggest correction | |||
| GUANELLA, A. | England, c.1835, PHIM | Wheel Barometers = X, Soth. 6/3/83, Soth-Bill. 4/21/93. | the Soth. instrument (1983) is signed "Guanella Bristol." | Bristol. | Goodison 1; RSW. | suggest correction |
| GUANERIO | variant of Guarnerio | Bell 2. | suggest correction | |||
| GUANZIROLI, GIUSEPPE | England, fl.1834-60, PHIM | barometer maker; see Battistessa, Molteni and Guanziroli; see Zerboni, Battistessa, Molteni and Guanziroli; worked alone after 1852. | 106 Hatton Garden, London. | Goodison 1; Bell 2. | suggest correction | |
| GUANZIROLI, GIUSEPPE AND LUIGI | England, fl.1845-52, PHIM | barometer makers. | 106 Hatton Garden, London. | Goodison 1. | suggest correction | |
| GUARNERIO, ANGELO | England, fl.1839-50, PHIM | Wheel Barometer = X. | jeweler and silversmith. | Sheep Market, St. Ives. | Goodison 1; Bell 2. | suggest correction |
| GUARNERIO, PETER | England, c.1850, PHIM | Wheel Barometer = X. | High Street, Huntington. | Goodison 1; Bell 2. | suggest correction | |
| GUASTAFERRI, FABRITIO | Italy, c.1663, MIM OIM PHIM | "Fabritio" is probably "Maker"; made armillary spheres, telescopes, levels, water pumps, etc. | Rome. | Offenbacher 22, 1970. | suggest correction | |
| GUDER | Germany, 1532, MIM | Astrolabe "Orpheus" Clock, 1532 = Georgi Coll. | Bavaria. | Coole and Neumann. | suggest correction | |
| GUDGEON, JNR. | England, c.1830, PHIM | Wheel Barometer = X. | Abbey Gate, Street, Bury St. Edmunds. | Goodison 1. | suggest correction | |
| GUDGEONE | variant of Gudgeon. | Bell 2. | suggest correction | |||
| GUEBOULT | see Gueroult. | Josten. | suggest correction | |||
| GUELDRE, A. DE | 1626, MIM | Vertical Dial, slate, 1626 = Coll. Vivielle (1936). | arms of Edward the Great. | Michel 1 and 3; MADEX. | suggest correction | |
| GUENAL | France, c.1850, MIM | Uranograph = CNAM. | a Uranograph was a type of orrery introduced into England in 1859. | Cons. Nat'l 1; Destombes 4; Chaldecott 3; RGO. | suggest correction | |
| GUENTER | Poland, 1658, MIM | Astronomical Sextant, large, = Hevelius' observatory (missing). | Danzig. | Ashbrook. | suggest correction | |
| GUERARD, JACQUES | France, c.1660, MIM | Bloud-type Sundial, ivory = Soth. 12/16/63, WHI; Bloud-type Sundials = P.C. and HAY. | Dieppe. | Vivielle 2; Michel 3; Bryden 16; RSW. | suggest correction | |
| GUERICKE, OTTO VON | Germany, 1602-86, PHIM | Magdeburg Hemispheres, 1657 = X; Friction Electrical Machine, 1660 = X. | Bürgermeister of Magdeburg; physicist, and amateur instrument maker; invented the air pump; made a water barometer, c.1654. | Magdeburg. | Daumas 1; DSB; G.L'E. Turner 24; Middleton 1. | suggest correction |
| GUERIN, LOUIS | France, c.1850, MIM | Cannon Sundial, miniature = Phillips 11/16/88. | "Opticien." | Alger. | RSW. | suggest correction |
| GUERNE | France, fl.1665-80, MIM OIM | "arquebusier"; involved in making instruments for the Paris Observatory and the Academy. | Paris. | Daumas 1; Nachet; Augarde. | suggest correction | |
| GUEROULT | France, 17th Century, MIM | Pillar Sundial, ivory = Michel Coll. = OXF-B39. | Dieppe. | Michel 1 and 3; Josten. | suggest correction | |
| GUEVAVE, DON JOANNES DE | 1752, OIM | Microscope, 1752 = X. | Don Joannès de Guevave. | Nachet. | suggest correction | |
| GUGERI 1 | England, PHIM | barometer maker; see Zanfrini and Gugeri; see Belotti and Gugeri. | Blandford. | Goodison 1. | suggest correction | |
| GUGERI 2 | England, PHIM | Wheel Barometer =X. | possibly Andrew or Dominic Gugeri. | Goodison 1. | suggest correction | |
| GUGERI AND BELOTTI | England, fl.1829-43, PHIM | Wheel Barometers = X(2), PAK, D.(1981). | also made thermometers; Andrew Gugeri and Belotti; also spelled Bellotti; see also Belotti and Gugeri. | 15 Union Court, Holborn Hill; 16 Charles Street, Hatton Garden; both in London. | Taylor 2(2142 and 2142a); Goodison 1; RSW. | suggest correction |
| GUGERI AND CARUGHI | England, fl.1844-45, PHIM | Andrew Gugeri and Paul Carughi; barometer and thermometer makers. | 16 Charles Street, Hatton Garden, London. | Goodison 1. | suggest correction | |
| GUGERI AND CO. | England, PHIM | Wheel Barometer = X. | possibly Gugeri and Belotti. | Goodison 1. | suggest correction | |
| GUGERI, ANDREW | England, fl.1829-59, PHIM | barometer and thermometer makers; see Belotti and Andrew Gugeri. | 15 Upper Union Court, Holborn (1829); Charles Street, Hatton Garden (1830-59); both in London. | Goodison 1; Bell 2. | suggest correction | |
| GUGERI, D., AND CO. | England, PHIM | Wheel Barometer = Soth. 5/14/87. | the barometer is signed "D. Gugieri and Co.", a mis-spelling. | RSW. | suggest correction | |
| GUGERI, DOMINIC | England, fl.1835-42, PHIM | Barometer = P-B 4/20/68; Wheel Barometers = X(5), Soth.-S 7/23/87. | watch and clock maker. | South End (1830s); Market Place (1842); both in Boston. | Goodison 1; Baillie; Bell 2; Antique Researchers, 1985; RSW. | suggest correction |
| GUGERI, FELIX | England, fl. 1854-59, PHIM | barometer maker. | 93 Leather Lane, London. | Goodison 1. | suggest correction | |
| GUGERI, J. | England, PHIM | Stick Barometer = X. | Boston. | Goodison 1. | suggest correction | |
| GUGERT, D. | misreading for D. Gugeri. | Soth.-S 7/23/87. | suggest correction | |||
| GUGGIARI, CHARLES 1 | England, fl.1828, PHIM | supplied a barometer case to A. Alberti. | Church Street, Sheffield. | Goodison 1. | suggest correction | |
| GUGGIARI, CHARLES 2 | England, c.1848, PHIM | Wheel Barometer = Soth. 4/28/88. | 25 Digbeth, Birmingham. | Goodison 1; RSW. | suggest correction | |
| GUGGIARI, D., AND ANZIANI | England, fl.1832-60, PHIM | Wheel Barometer = Christie-SK 11/27/86. | carvers, gilders and looking-glass makers. | Pelham Street, Nottingham. | Goodison 1; Taylor 2(2142); Bell 2; RSW. | suggest correction |
| GUGGIARI, DOMINIC | England, fl.1835-41, PHIM | barometer maker; see D. Guggiari and Anziani. | Pelham Street, Nottingham. | Goodison 1; Bell 2; RSW. | suggest correction | |
| GUGIRE, D., AND CO. | England, PHIM | Wheel Barometer = X. | probably a mis-spelling for "D. Gugeri." | Goodison 1. | suggest correction | |
| GUIBOUT | France, fl.1745-65, MIM SIM | Measure, 1746 = CNAM; Graphometer with telescopic sights, 1753 = P.C.; Globe,Celestial, 1753 = Musée Lorain, Nancy; Sundials = MADEX (1765), Auction, Paris 3/21/79; Sector = Soth. 10/28/86; Butterfield-type Sundials = P.C. (1969). | Paris. | Daumas 1; Bedos de Celles; MADEX; Michel 1 & 3; Nachet; RSW. | suggest correction | |
| GUIDI, P. LETO | Italy, 1711-77, OIM | Telescope = FLO. | Bonelli 1. | suggest correction | ||
| GUIDOBALDI | Italy, 1570, | designed a form of proportional compass, made by Simone Baroccio. | A.J. Turner 10. | suggest correction | ||
| GUIDOTTI, S., FIRMO | Italy, MIM | Armillary Sphere = Lamberti Coll. | Morpurgo 1. | suggest correction | ||
| GUILLEMIN ET DELLEMONT | France, pre-1840, MIM | Terrestrial Globe, in relief = Versailles 4/17/83. | after an invention by Thury. | RSW. | suggest correction | |
| GUILLEMUS DE SANCTO CLODOALDO | France, fl.1292-96, MIM | invented the "Directorium." | Paris. | Michel 3. | suggest correction | |
| GUILLERMIN | France, MIM | made an astronomical clock. | Nachet. | suggest correction | ||
| GUINAND | France, 1827, OIM | succeeded by his grandson, Charles Feil. | Paris. | USNM. | suggest correction | |
| GUIOT, C. | France, MIM | Capuchin Sundial, printed paper, paper case = Drouot 4/7/87. | Chez Baradelle, Quay de l'horloge du Palais à l;enseigne de l'Observatoire, Paris. | RSW. | suggest correction | |
| GUISANI, P., AND SONS | England, PHIM | Wheel Barometer = Soth.-S 1/27/88. | surely Peter Guisani, which see. | Wolverhampton and Bilston. | Bell 2; RSW. | suggest correction |
| GUISANI, PETER | England, fl.1847-49, PHIM | Wheel Barometer = Christie-SK 11/27/86. | barometer maker; carver and gilder; sometimes "Guizani." | Market Place, High Green; 42 Cork Street; both in Wolverhampton. | Bell 2; RSW. | suggest correction |
| GUITTIENNE, J. | France, c.1700, MIM | Sector with Protractor = D.(1987). | signed "J. Guittienne Sculpsit"; also marked "A.D.A. Stein." | RSW. | suggest correction | |
| GUIZONNIER | France, c.1813, MIM | made sundials. | Bordeaux. | Tardy 3. | suggest correction | |
| GULDBRANDSEN, JOH | Norway, c.1850, NIM | Azimuth Compass = OMM; Marine Compass = Christie-SK 11/27/86. | Christiania. | RSW. | suggest correction | |
| GULLANDER, NILS | Sweden, fl.1775-95, MIM | inventor and instrument maker at the University of Lund. | Stockholm; Lund (1775-93). | Pipping 1. | suggest correction | |
| GULWEIN, J.G. | misreading for "J. G. Gutwein." | Zinner 1. | suggest correction | |||
| GUM: NOR:, MIC: | Germany, 1617, MIM | Polyhedral Sundial, silver, = ADL-M324; Polyhedral Sundial, wood, 1617 = Prin Coll. = P.C. (1958) = TIM. | an identical sundial in silver was in the Roussel Sale, No. 228, but apparently not signed; the design is after Oronce Fine. | Nürnberg. | Zinner 1; Michel 1 and 3; Brieux 3; Hamilton 2; Engelmann 1; ADL; RSW. | suggest correction |
| GUNDLACH, ERNST | Germany, c.1850, OIM | Microscope = D.(1976); Objective = D.(1976). | microscope signed "Ernst Gundlach, Berlin / C.Baker agent London." | Berlin. | Moskowitz 112. | suggest correction |
| GUNNOR, MIC. | see Mic. Gumnor | suggest correction | ||||
| GUNTER, EDMUND | England, 1581-1626, | Professor of Astronomy at Gresham College, London; invented a new form of cross-staff, a horary quadrant, surveying chain. the logarithmic rule (1607); author. | London. | Taylor 1(106); DNB; DSB; Gunther 1 and 2; Evans 1; Maddison ?; Wynter and Turner: G.L'E. Turner 24. | suggest correction | |
| GUNTER, WOLFGANG | Germany, c.1658, MIM OIM | Hevilius wrote that Günter made his instruments. | Michel 3. | suggest correction | ||
| GUNTHER, C. | Germany, 18th Century, MIM | Sector with sights = PRA. | possibly G.A. Günther. | RSW. | suggest correction | |
| GUNTHER, G.A. | Germany, 1741, MIM SIM | Surveyor's Compass, 1741 = Cranbrook Institute of Science, Detroit. | may be C. Günther. | USNM. | suggest correction | |
| GURDON | NIM | Hadley's Quadrant = Pugsley Sale. | might be Gurdon Waterman. | RSW. | suggest correction | |
| GURLEY, EPHRAIM | USA, fl.1811-29, MIM SIM | worked for Julius Hanks (1811-13); see Hanks and Gurley; see Starbucks and Gurley; father of William and L.E. Gurley. | Madison, Conn.(pre-1811); Gibbonsville, N.Y. (1811-18); southeast corner of Fifth and Grand Streets, Troy, N.Y. (1818-29). | Smart 1. | suggest correction | |
| GURLEY, LEWIS EPHRAIM | USA, 1826-97, MIM SIM | brother of William Gurley; apprenticed to Jonas H. Phelps, 1844-45; see Phelps and Gurleys; see W. and L.E. Gurley. | Troy N.Y. | Smart 1; Moskowitz 110. | suggest correction | |
| GURLEY, W. AND L.E. | USA, 1852-present, MIM SIM | wide range of surveying instruments that may be seen in many museums; the major collection is in the Gurley Museum, Troy, New York. | William and Lewis Ephraim Gurley, brothers. | Fifth and Fulton Streets, Troy, New York. | Smart 1; USNM; Zervas; Moskowitz 116; J.A. Bennett 2; RSW. | suggest correction |
| GURLEY, WILLIAM | USA, 1821-87, MIM SIM | Dip Needle = D.(1969). | worked for Oscar Hanks, 1839-45; see Phelps and Gurley; see W. and L.E. Gurley; son of Ephraim Gurley. | Fifth and Fulton, Troy, New York. | Smart 1; Moskowitz 110; RSW. | suggest correction |
| GURNEY | England, PHIM | Stick Barometer = Russell Baldwin and Bright 5/5/93. | Bristol. | ATG 4/24/93. | suggest correction | |
| GURNEY, GOLDSWORTHY | England, c.1823, PHIM | invented an oxygen-hydrogen blowpipe for which he recieved a gold medal from the Society of Arts in 1823. | G. L'E. Turner 24. | suggest correction | ||
| GUSANI, P., AND SONS | misreading for P. Guisani and Sons. | RSW. | suggest correction | |||
| GUSSEFELD, FRANZ LUDWIG | Germany, 1744-1808, MIM | Terrestrial Globe = New York Public Library. | "Güssefeld." | Nürnberg. | Yonge. | suggest correction |
| GUSTINGER, RUDOLPH | Austria, 1757, MIM | Horizontal Table Sundial, 1757 = Koller 11/17/75 = D.(1976). | Vienna. | RSW. | suggest correction | |
| GUTIERREZ, SANCHO | Spain, 1516-80, NIM | the mariner's astrolabe, dated 1563 at CNAM (NMM-24), was suggested by Destombes to be by Gutierrez. | Destombes 3; A. Stimson 3; ICA 2. | suggest correction | ||
| GUTKAES, JOH. CHRIST. FRIEDRICH | Germany, c.1830, MIM | Astronomical Clock = DRE. | Dresden. | Grötzsch 2. | suggest correction | |
| GUTLE, KONRAD | Germany, c.1797, MIM | Table Sundial = Drecker Coll. = P.C. | signed "Gütle, mechan:." | Nürnberg. | Zinner 1; Evans 1; Lunardi; RSW. | suggest correction |
| GUTSCHOVIUS, GERARD | Belgium, OIM | Gérard Gutschovius helped to develop the hyperbolic lens. | Nachet. | suggest correction | ||
| GUTTELIE | France, fl.1692-1704, MIM | Coronelli Globes = PBN. | Guttelié. | Paris. | Pognon. | suggest correction |
| GUTTERIDGE, DOWNING AND SON | England, c.1827, MIM | Slide Rules with four slides, boxwood, = Soth. 12/21/76, D.(1977). | one is also signed "James Galbraith, Dumbarton, 6 March, 1827." | Moskowitz 114; RSW. | suggest correction | |
| GUTWEIN, J.G. | Germany, 17th Century, | engraved sundial at BM, made by Johann Paul Kraus, which see. | Zinner 1; Price 3; Ward 4; Cousins. | suggest correction | ||
| GUTZ, STEFAN, UND SOHN | see Götz | suggest correction | ||||
| GUY, WILLIAM | England, c.1661, MIM | apprenticed to John Blighton 1, a mathematical instrument maker in the Grocers' Company, on Dec. 5, 1661. | London. | J. Brown 1. | suggest correction | |
| GUYET | France, pre-1793, OIM | Optical Machine = Earl of Bute Sale 2/5/1793. | RSW. | suggest correction | ||
| GUYMARD, P.I. | France?, 1740, MIM | Universal Ring Sundial, 1740 = NMM-D.108. | NMM 2; MADEX; Nachet. | suggest correction | ||
| GUYTON DE MORREAU | France, fl.1784-1814, PHIM | developed a platinum pyrometer, a money scale and other physical instruments. | Daumas 1; Chaldecott 2. | suggest correction | ||
| GYLDENSTOLKE | Sweden, c.1800, | see Sauter and Gyldenstolke. | Stockholm. | Fox 1 and 2; RSW. | suggest correction | |
| GYLES, HENRY | England, fl.1670-1702, MIM | Stained-glass Sundials = Oxford University College, Nun Appleton Hall (1670), Tong Hall. | Daniels 1. | suggest correction |
This page was generated Fri Apr 19 05:42:54 CDT 2024 .