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 J yielded 350 entries. Displaying entries 1–350.| Signature | Maker Info | Instruments | Comments | Location | References | Suggest Correction |
| J. AND B. | Ireland, c.1750, OIM | Telescope = Christie-SK 4/17/86. | Belfast. | RSW. | suggest correction | |
| J. AND R.D. | England, MIM | Rule, folding = Den Gamle By, Aarhus. | "Danish Inches." | Sheffield. | RSW. | suggest correction |
| J.A. | USA?, c.1830, | "J.A." with anchor, stamped on ivory scale of Richard Patten's octant at MYS. | D.J. Warner 10. | suggest correction | ||
| J.A.B. AND CO. | England, post-1856, MIM | Scale, ivory = CMY. | Callen Street, West, London. | RSW. | suggest correction | |
| J.A.M. 1 | misreading for "I.A.M." 1, which see. | Zinner 1; RSW. | suggest correction | |||
| J.A.M. 2 | MIM | Garden Sundial, stone = NOR. | RSW. | suggest correction | ||
| J.B. 1 | see I.B. 1. | van Cittert. | suggest correction | |||
| J.B. 2 | England, | see John Brown 1. | Price 3; Ward 4; RSW. | suggest correction | ||
| J.B. 3 | 1761, MIM | Calipers, iron and steel, 1761 = D.(1969) = VCW. | RSW. | suggest correction | ||
| J.B. 4 | see Cargrave. | RSW. | suggest correction | |||
| J.B. 5 | England, MIM | Sector, ivory = P.C. | Hull. | RSW. | suggest correction | |
| J.B. 6 | MIM | Drawing Instruments = Christie 11/22/78. | RSW. | suggest correction | ||
| J.B.A.D.B. | c.1650, MIM | Dividers, iron = NMM-D1/D.23. | NMM 2. | suggest correction | ||
| J.B.A.R.L. | France, 1785, MIM | Garden Sundial, marble, 1785 = P. and S. 2/9/1897. | RSW. | suggest correction | ||
| J.B.H. | Germany, MIM | Augsburg-type Sundial = CZJ. | Augsburg. | Zinner 1; RSW. | suggest correction | |
| J.B.W. | 1760, MIM | Horizontal Sundial, honestone, 1760 = P. and S. 3/20/1896. | RSW. | suggest correction | ||
| J.BF. | c.1800, MIM | Table Sundial, silvered brass = Koller 11/17/75. | signed "J.Bf." | RSW. | suggest correction | |
| J.C. 1 | England, | Sir John Cheke, marked on quadrant at BM dated 1551 and signed "T.G." and also marked "W.B." (3). | Price 3; Ward 4. | suggest correction | ||
| J.C. 2 | England, | see John Chatfield. | RSW. | suggest correction | ||
| J.C. 3 | Germany, c.1725, MIM | Equatorial Sundial = OXF. | RSW. | suggest correction | ||
| J.C. 4 | England, | see James Chapman 2. | Brewington 1. | suggest correction | ||
| J.C. 5 | England, c.1750, MIM | Compass Sundial = Christie-SK 11/19/87. | RSW. | suggest correction | ||
| J.C. DE W. | Holland, 18th Century, MIM | Horizontal Sundial, marble = UTR. | also marked "fec. et exsc." | de Rijk. | suggest correction | |
| J.C.C. | Germany, MIM | Horizontal Sundial, stone = Kreis Mosbach in Baden Museum, Amtshaus. | Zinner 1. | suggest correction | ||
| J.C.L. | Germany, 1716, MIM | Rules, 1716 = DRE. | RSW. | suggest correction | ||
| J.C.V. | MIM | Horizontal Sundial = P. and S. 5/19/1896. | RSW. | suggest correction | ||
| J.D. | England?, c.1750, MIM | Slide Rule, circular = BM. | may be "T.D." 2; also marked "T.E." | Price 3; Ward 4; Gunther 2. | suggest correction | |
| J.D.C. | marked on universal equatorial sundial, WHI-575; Bryden thought it a monogram, not a maker's name. | Bryden 16; RSW. | suggest correction | |||
| J.D.Z. | Germany, 1765, NIM | Cross-staff, wood, 1765 = Hamburg Seemannsschule. | Zinner 1; Mörzer Bruyns 2. | suggest correction | ||
| J.E. | MIM | Rule, folding, ivory = OXF. | RSW. | suggest correction | ||
| J.E.C. | Germany, MIM | Sundial = MUN. | invented this type of sundial. | Haugis. | RSW. | suggest correction |
| J.E.V. | 1756, MIM | Garden Sundial, 1756 = LIE. | Michel 9. | suggest correction | ||
| J.F. | Italy, c.1700, MIM | Horizontal Sundial and Nocturnal = MADEX = NMM-D.110. | MADEX; NMM 2. | suggest correction | ||
| J.F.F. | Germany, c.1790, OIM | Nürnberg-type Drum Microscopes, wood = P.C., Prin Coll.(2), NAC(2), Pharmacy Museum, Kracow, Drouot Richelieu 4/28/88, etc. | J.F. over F., inside a heart; branded into base of the microscopes. | Daumas 1; Polish Inv.; RSW. | suggest correction | |
| J.G. | France, c.1600, MIM | Artillery Level = ADL-M216. | Engelmann 1; ADL; RSW. | suggest correction | ||
| J.G.H. 1 | Germany, 1650, MIM | Sundial, wood and paper, 1650 = Wolfenbüttel Bibliothek. | Bobinger thought he was (Johann?) Georg Hertel. | Augsburg. | Bobinger 2. | suggest correction |
| J.G.H. 2 | see "I.G.H." 3. | Zinner 1. | suggest correction | |||
| J.G.S. | Germany, MIM | Horizontal Sundial, hexagonal, copper = Breslau Schlesisches Museum für Kunst und Altertümer. | Zinner 1. | suggest correction | ||
| J.G.S.J. | Germany, 1692, MIM | Table Sundial, stone, 1692 = REG. | "S.J." may be Society of Jesus. | Zinner 1. | suggest correction | |
| J.G.V. | Germany, MIM | Augsburg-type Sundials = BM, DEU, Soth 12/15/58, P. and S. 3/20/1896, 5/19/1896, etc. | Johan Georg Vogler, which see; see also "I.G.V." | Augsburg. | Price 3; Ward 4; RSW. | suggest correction |
| J.G.V.L. | Germany?, 18th Century, MIM | Horizontal Sundial = VIT. | Zinner 1. | suggest correction | ||
| J.H. 1 | 1575, MIM | Astrolabe, 1575 = NUR (ICA-556). | Joshua Habermel? | Zinner 1; Price 1; ICA 2; RSW. | suggest correction | |
| J.H. 2 | France, 1583, MIM | Moon Globe on clock, 1583 = Altdorf. | Isaac Habrecht 1. | Strasbourg. | Zinner 1. | suggest correction |
| J.H. 3 | 1716, MIM | Dividers, wood, 1716 = VCW. | RSW. | suggest correction | ||
| J.H. 4 | 1824, MIM OIM SIM | Telescopic Alidade, 1824 = NOR. | J. Hofgren, which see. | RSW. | suggest correction | |
| J.H. 5 | 1826, MIM | Protractor, 1826 = D.(1991). | base line divided into 60 parts; one semicircular scale runs from 0-90 and is not a true semicircle; possibly J. Hofgren? | Coffeen 32. | suggest correction | |
| J.H.B. | MIM | Diptych Sundial = OXF. | "H." is formed by a bar between the "J." and the "B." | Evans 1. | suggest correction | |
| J.H.B.P. | Germany?, 1655, MIM | Instrument, 1655 = STU. | RSW. | suggest correction | ||
| J.H.S. 1 | 1810, MIM | Magnetic Compass, wood and brass, 1810 = Milwaukee Public Museum, Wis. | RSW. | suggest correction | ||
| J.H.S. 2 | misreading for "I.H.S." | Körber 1. | suggest correction | |||
| J.J.K.H. | 1739, MIM | Horizontal Sundial, 1739 = KRM. | also marked "V.T." | Zinner 1. | suggest correction | |
| J.K. | MIM | Ring Sundial, expanded = SLM. | Zinner 1. | suggest correction | ||
| J.K.S. | c.1650, MIM | Universal Ring Sundial = DEU. | RSW. | suggest correction | ||
| J.M. | MIM | Sundial with silver hour scale = FIN-175. | RSW. | suggest correction | ||
| J.M.C. | Belgium, 1775-1836, MIM | Vertical Sundial, 1831 = UTR. | also marked "baron van Utenhave van Heemstede, Jutphaas." | Antwerp. | de Rijk. | suggest correction |
| J.M.K. AND Z. | NIM | Octant, wood and ivory, No. 481 = Larvik Marine Museum, Norway. | RSW, | suggest correction | ||
| J.M.S. | Switzerland?, 1689, MIM | Celestial Globe, 1689 = ZUR. | astronomy student. | Zinner 1. | suggest correction | |
| J.R.C. | Germany, OIM | Microscope, Nürnberg-type = CZJ. | RSW. | suggest correction | ||
| J.R.M. | England, 1688, MIM | Horizontal Sundial, 1688 = OXF. | "J.R.M. fecit." | Taylor 1(412); Evans 1. | suggest correction | |
| J.S. 1 | Germany, MIM | Vertical Sundial = Ulrichmuseum, Augsburg; Horizontal Sundial, stone = VIE. | Bobinger 2; Michel 3. | suggest correction | ||
| J.S. 2 | Portugal, late 19th Century, MIM | Diptych Sundials, wood = RSM, Ethnological Museum, Lisbon (2). | Joao da Silva, which see; marked "autor." | RSW. | suggest correction | |
| J.S.M. | England?, c.1800, MIM | Gunter's Rule, boxwood = D.(1975). | owner? | Moskowitz. | suggest correction | |
| J.U.H.Z.E. | see H.G. 7. | Zinner 1. | suggest correction | |||
| J.V.K. | Holland, MIM NIM | "J.v.K." used by Johannes van Keulen 1 (1700-15), by Johannes van Keulen 3 (1725-56), and by Johannes van Keulen (3) en Zoonen (1756-99); unless signed instruments are dated within one of the above listed working periods, it is difficult to assign a particular maker; see also "I.v.K." | Amsterdam. | Mörzer Bruyns 1 and 2; ADL; RSW. | suggest correction | |
| JAC., D. | 1658, MIM | Garden Sundial, 1658 = NAC. | "anno 58." | RSW. | suggest correction | |
| JACK, RICHARD | Scotland, c.1750, | mathematics teacher; patented a sea quadrant and refracting telescope with George Adams 1, in 1750. | Edinburgh. | J. Brown 1; Bryden 3; Dewhirst. | suggest correction | |
| JACK, ROBERT | MIM | Pelorus = D.(1965). | Pittenweem. | RSW. | suggest correction | |
| JACKS, JAMES | USA, c.1780-97, MIM NIM SIM | sometimes spelt Jack; sold mathematical, nautical and surveying instruments; maker? clockmaker. | Charleston, S. Car. (in 1780's); Market Street, Philadelphia, Pa. (?-1797). | Bedini 1; USNM. | suggest correction | |
| JACKSON 1 | England, PHIM | Wheel Barometer = X. | Goodison 1. | suggest correction | ||
| JACKSON 2 | England, 1736, MIM | made Mortimer's thermometer. | Chaldecott 2. | suggest correction | ||
| JACKSON 3 | see Farrow and Jackson. | suggest correction | ||||
| JACKSON 4 | England, 17th Century, MIM | Sector, with steel points = P.C. | London. | RSW. | suggest correction | |
| JACKSON, BENJAMIN | England, fl.1701-14, MIM NIM | invented a new quadrant in 1703. | Taylor 1(532). | suggest correction | ||
| JACKSON, CHRISTOPHER | England, fl.1590-1616, MIM SIM | specialized in surveyor's chains; refered to by Eric Rathbone. | Sign of the Cock, Crooked Lane, Eastcheap, London. | Taylor 1(83); Evans 1; Dewhirst; Clay and Court; Darius 3. | suggest correction | |
| JACKSON, HENRY | England, fl.1707-27, MIM | invented a new quadrant, the "nocturnal quadrant", and a planisphere. | Taylor 2(75). | suggest correction | ||
| JACKSON, I. | England, 19th Century, MIM | Rules, ivory = Phillips 1/30/84. | may be James Jackson. | RSW. | suggest correction | |
| JACKSON, J. 1 | England, MIM | Sector, ivory = P.C. | London. | RSW. | suggest correction | |
| JACKSON, J. 2 | England, MIM | Universal Ring Sundials = LAW and CZJ; Clinometer = KEN. | probably Joseph Jackson 1. | London. | Taylor 2(275); Chaldecott 1; RSW. | suggest correction |
| JACKSON, JAMES 1 | England, fl.1750-85, PHIM | Coin Balance = Soth. 2/19/66; Hydrostatical Coin Balance = P.C. | Assay Master for Birmingham. | Birmingham. | D. Crawforth-Hitchins; RSW. | suggest correction |
| JACKSON, JAMES 2 | England, fl.1820-22, MIM OIM PHIM | Instrument = KEN. | 16 Knightsbridge, London. | Taylor 2(1603). | suggest correction | |
| JACKSON, JOSEPH 1 | England, fl.1730-70, MIM NIM OIM SIM | Elliptical Trammel = OXF; Sextants = OXF, Soth. 3/10/87, P.C.; Universal Ring Sundials = NMM-D.222, LAW-287, OXF (1740), KEN; Surveying Level = KEN; Telescope, Gregorian = KEN; Sundial = KEN; Sector = NMM. | licensed by John Hadley to make his quadrant in 1734; some of the above instruments may have been made by Joseph Jackson 2; Joseph Jackson 1 and 2 could be the same man; the sextant at Soth. was marked "N.82." | London. | Bedini 8; Michel 3; Dewhirst; Daumas 1; NMM 2; A.J. Turner 10; RSW. | suggest correction |
| JACKSON, JOSEPH 2 | England, fl.1735-60, MIM | apprenticed to Thomas Heath 1 in the Grocers' Company on Oct. 10, 1723; free of the Company on May 13, 1735; took apprentices; may be same as Joseph Jackson 1. | Opposite Exeter Change, Strand (1735); Angel Court in the Strand (1736); near Surrey Street in the Strand (1739); Angel Court in the Strand (1760); all in London. | J. Brown 1. | suggest correction | |
| JACKSON, JOSEPH 3 | England, fl.1745?-70, MIM OIM | apprenticed to Thomas Yorke, c.1738. | Angel Court, Strand, London. | Taylor 2(275); NMM 2; Michel 3; Chaldecott 1; Clay and Court; Daumas 1; Evans 1; RSW. | suggest correction | |
| JACOB AND HALSE | England, fl.1809-19, MIM | Globes, miniature, with cases = Soth. 5/2/66 (1809) and 5/7/56 (1819); Terrestrial Globes, miniature, with case, 1809 = Soth. 5/10/76, D.(1994). | London. | ATG 8/13/94; RSW. | suggest correction | |
| JACOB, A. | England, c.1830, OIM | St.Ann's Place, Manchester. | Taylor 2(1898). | suggest correction | ||
| JACOB, CHRISTOPHER | England, fl.1761-1770, MIM | rule maker; he had Thomas Bridges, Jos. Timmins and William Stringer as apprentices. | Bilstone Street, Wolverhampton (1761); Snowhill (1761); Smallbrook Street (1767); Chapel Row (1770); the last three in Birmingham. | Bryden 9. | suggest correction | |
| JACOB, ISAAC | England, PHIM | Wheel Barometer = X. | 33 Castle Street, Swansea. | Goodison 1. | suggest correction | |
| JACOB, WILLIAM | England, c.1770, MIM | rule maker. | 29 Smallbrook Street, Birmingham. | Bryden 9. | suggest correction | |
| JACOBI | France, 1765, OIM | Microscope with case, 1765 = NAC. | Paris. | Daumas 1; Nachet. | suggest correction | |
| JACOBI AB HEYDEN | MIM | Terrestrial Planisphere = MUN. | is Heyden a place? | RSW. | suggest correction | |
| JACOBS ZN, CHRISTIAAN | Holland, 1564, MIM NIM | compass maker. | Veere; Middelburg (1564). | Mörzer Bruyns 2. | suggest correction | |
| JACOBS, CONRAD | Holland, c.1610, MIM | Sundial in watch lid = BM. | Leeuwarden. | Baillie 1. | suggest correction | |
| JACOBS, LEWIS | England, c.1823, PHIM | watchmaker and silversmith; barometers. | Totnes. | Bell 2. | suggest correction | |
| JACOBS, WOLFF | England, fl.1830-38, MIM OIM PHIM | 36 Great Saffron Hill, London. | Taylor 2(1899). | suggest correction | ||
| JACOPI, C. | England, PHIM | Wheel Barometer = X. | Salop. | Goodison 1. | suggest correction | |
| JACQUELIN, GABRIEL | France, c.1760, NIM | Compass = X. | Rochefort. | A.J.Turner X. | suggest correction | |
| JACQUELIN, JEAN | France, c.1760, NIM | Compass = X. | Rochefort. | A.J.Turner X. | suggest correction | |
| JACQUERY, D. | England, c.1829, | apprenticed to Robert Bancks 2 on Dec. 1, 1829, in the Joiners' Company. | Crawforth 7. | suggest correction | ||
| JACQUET 1 | France, c.1790, OIM | successor to Jean-Baptiste Noël Chiquet. | Paris. | Nachet. | suggest correction | |
| JACQUET 2 | France, c.1810, OIM | made telescopes and microscopes. | rue du Haut-Moulin, Paris. | Nachet. | suggest correction | |
| JACQUINET | France, MIM | Armillary Ring Sundial = Soth. 12/13/71 = P.C. | Rue St. Honoré, Paris. | RSW. | suggest correction | |
| JACQUINOT, DOMINIQUE | France, 1545, | author; designed an astrolabe, Gunther 203; Nachet thought date was 1619. | Champagne. | Gunther 1; Michel 2 & 3; Nachet. | suggest correction | |
| JAMBON, R.F. | France, c.1828, MIM | devised "le machine geocyclique", a type of orrery; author. | a la Portée des gens du monde, Paris. | Baillie 1; H.C. King 2; Coffeen 12. | suggest correction | |
| JAMES | England, c.1850, PHIM | barometer maker; jeweler. | Saffron Waldon. | Bell 2. | suggest correction | |
| JAMES AND SON | England, pre-1784, PHIM | Barometer = USNM. | London. | USNM; Middleton 4. | suggest correction | |
| JAMES, GEORGE | name of owner on a Hadley quadrant by John Gaitskill, 1823, ADL-A53. | ADL; RSW. | suggest correction | |||
| JAMES, GRAY AND KEEN | misreading for Jones, Gray and Keen. | RSW. | suggest correction | |||
| JAMESON, GEORGE | see George Jamieson 1. | H.C. King 2; Bryden 3. | suggest correction | |||
| JAMESON, JAMES | England, c.1761, OIM | apprenticed to John Margas in the Spectaclemakers' Company; free in the Company in 1761. | West Smithfield, London. | Robischon. | suggest correction | |
| JAMIESON | Scotland, c.1840, MIM | Percussion Machine = RSM. | Adam Square, Edinburgh. | Morrison-Low. | suggest correction | |
| JAMIESON, GEORGE 1 | Scotland, fl.1729-55, MIM | Orrery = RSM; Garden Sundials = EMA, X (1735). | orrery signed "George Jameson"; made brass plates for sundials. | Hamilton. | Taylor 2(188); Bryden 3; RSW. | suggest correction |
| JAMIESON, GEORGE 2 | England, fl.1786-1810, PHIM | Wheel Barometers = X (2). | clock and watch maker; chronometer maker to the Navy; one of the barometers is signed "George Jamison." | 33 Charing Cross, London (1800-05); High Street, Portsmouth. | Goodison 1. | suggest correction |
| JAMIESON, ROBERT | Scotland, c.1820, MIM PHIM | Marine Thermometer, case = Captain Livingstone (pre-1820). | probably the Jamieson in Gardner, Jamieson and Co., which see. | Glasgow. | Taylor 2(1604); Clarke et al. | suggest correction |
| JAMIESON, ROBERT, AND CO. | Scotland, fl.1819-25, MIM | 31 Brunswick Place (1822); 8 Nelson Street (1823-25); both in Glasgow. | Bryden 3. | suggest correction | ||
| JAMIN, MAISON | France, 1822-pre-1865, OIM | succeeded by Darlot, pre-1865. | 14 rue Chapon, Paris. | USNM. | suggest correction | |
| JAMISON, GEORGE | see George Jamieson 2. | Goodison 1. | suggest correction | |||
| JAMNITZER, J. | MIM | Mining Compass = DRE (lost). | RSW. | suggest correction | ||
| JAMNITZER, WENZEL | Germany, 1509-86, MIM PHIM | Astrolabe, 1578 = DRE (lost); Sundials with shadow squares, 1578 = POB, DRE; Terrestrial Globe = NUR; Altitude Instrument, 1585 = DRE; Compasses, Rules and Wind Vanes = DRE; Measuring Rod, metal = BASH; Specific Gravity Measure = HAK. | author; painting showing HAK measure is at BASH. | Nürnberg. | Engelmann 3; Perry; Zinner 1; Michel 1, 2 and 3; Drechsler 2; Trois Siècles; Nachet; RSW. | suggest correction |
| JANEN, PIETER JACOBSZE VAN DEN | Holland, NIM | Marine Compass = P. and S. 4/3/1894. | Rotterdam. | Evans 1; RSW. | suggest correction | |
| JANETTI | France, c.1795, MIM | cast official measures; worked for Fortin. | Marseilles. | Daumas 1. | suggest correction | |
| JANSE, JAN | Holland, 18th Century, NIM | Cross-staff = Noordelijk Scheepvaart Museum. | Rooseboom 1. | suggest correction | ||
| JANSEN, ANDRIES | Holland, 1600, MIM NIM | made universal astrolabes, cross-staves and quadrants for the van Neck expedition in 1600. | Amsterdam? | Mörzer Bruyns 2. | suggest correction | |
| JANSEN, HANS | Holland, fl.1611-19, OIM | may have been the inventor of the microscope with his son, Zacharias, 1611-19; made microscopes. | Zeeland. | Daumas 1; Nachet; Michel 3; A.J. Turner 10. | suggest correction | |
| JANSEN, WILLEM JANS | Holland, c.1826, MIM | made a planetarium as planned by Eisinga. | Dongjum. | Rooseboom 1. | suggest correction | |
| JANSEN, ZACHARIAS | Holland, 1588-1632, OIM | spectacles, microscope and telescope maker; associated with the development of the refracting telescope in 1608; may have been the inventor of the microscope with his father, Hans Jansen. | Middelburg. | Rooseboom 1; Nachet; Wynter and Turner; Clay and Court; A.J. Turner 10; Michel 3. | suggest correction | |
| JANSON, JOHANNES | Holland, fl.1620-48, MIM | Quadrant, wood, 1628 = LUN; Pairs of Globes, 1623 = DRE and Weimar Landesbibliothek; Celestial Globe, 1623, Terrestrial Globe, 1636 = Landesbibliothek, Berlin; Pair of Globes, 1645 = Heimatmuseum, Waldenburg; Celestial Globe, 1648 = LUN; Terrestrial Globe, 1620 = NMM. | son-in-law of Hondius. | Amsterdam. | Zinner 1 & 6; Grötzsch 1 & 2; NMM 2; RSW. | suggest correction |
| JANSON, WILLEM | Holland, MIM | instrument maker for Adriaan Metius. | Michel 2. | suggest correction | ||
| JANSONIUS, JACOBUS | Holland, 1694, MIM | Universal Sundial, 1694 = ROT. | may be the same as Jacob Janszoon, which see. | Amsterdam. | Mörzer Bruyns 2; RSW. | suggest correction |
| JANSSEN, EGBERT | Holland, 18th Century, MIM | Circumferentors = UTR and Geodätisches Institut, Munich; Graphometer = BAU; Square = UTP. | Amsterdam. | Zinner 1; Rooseboom 1; RSW. | suggest correction | |
| JANSZOON, CORNELIS | Holland, fl.1568-80+, NIM | marine compass maker. | Harlingen; Emden (1568-80); Middelburg. | Mörzer Bruyns 2. | suggest correction | |
| JANSZOON, JACOB | Holland, 1674, NIM | cross-staff maker in 1674; see Jacobus Jansonius. | Amsterdam. | Mörzer Bruyns 2; RSW. | suggest correction | |
| JANTROVINO | misreading for Gaspar Introvini. | RSW. | suggest correction | |||
| JANVIER FILS | France, | ? | St. Claude. | Gélis. | suggest correction | |
| JANVIER, ANTIDE | France, 1751-1835, MIM | Armillary Sphere with clockwork,1774 = P.C.; Planetaria on Clocks = TOU (1773), TIM(2), Drouot 10/12/75, UTO 11/2/76, P.C.; Thermometers = CNAM (3). | clockmaker and author. | Paris. | Daumas 1; Baillie 1; Tardy 3; Guye and Michel; RSW. | suggest correction |
| JANZOONS, ZACHARIUS | see Zacharius Jansen. | suggest correction | ||||
| JARDIN 1 | England, MIM | Level = D. (1973); Tension gauge = D. (1973). | London. | Wynter 1; RSW. | suggest correction | |
| JARDIN 2 | France, c.1800, MIM OIM | Drawing Instrument Set = UTO; Folding Square = Christie 6/7/72; Telescopic Rule, with silver mounts = SPI-11 (2770) = SPI-Anderson-26; Protractor = D.(1984); Sector = Saint-Brieuc 8/4/79. | "Opticien." | quay de l'Horloge, Paris. | Nachet; Coffeen F; RSW. | suggest correction |
| JARDIN, DU, PIERRE, LE JEUNE | France, c.1640, MIM | Diptych Sundial = LEI. | Paris. | A.J. Turner X. | suggest correction | |
| JARDIN, GEORGE | Scotland, fl.1737-70, MIM | Miner's Dial, 1770 = Kirkcaldy Museum. | blacksmith. | Glasgow. | Bryden 3. | suggest correction |
| JARDIN, JEAN DU | France, c.1700, MIM | Horizontal Sundial = Christie 12/18/74 and 4/9/75. | Paris. | RSW. | suggest correction | |
| JARDIN, PIERRE DU | France, 1594-1645, MIM | Astronomical Compendia = Soth. 12/12/55-113 = P.C. (1614), P.C. (1620), ADL-M257 (1627), MAN-I159 (1645), OXF, D.(1975), Ecouen (CLU). | ivory or ivory and wood; colored paper or tooled leather applied to 1b and 2a sides; the ADL instrument was misread as "du Chardin"; P.C. 1614 is ivory on pearwood with silver. | Paris. | Nachet; Brieux 3; Garcia Franco 1; Engelmann 1; Evans 1; ADL; RSW. | suggest correction |
| JARDINE | France?, PHIM | Balance = Martin Sale 3/8/178? | RSW. | suggest correction | ||
| JARMAIN, T. | England, c.1759, NIM | made marine compasses. | London. | Bryden 3. | suggest correction | |
| JARMAN, THOMAS | England, c.1735, MIM | apprenticed to George Wright 1 in the Grocers' Company, 1728; turned over to James Swetman 1 of the Grocers' Company in 1729; free of the Company in 1735. | J. Brown 1. | suggest correction | ||
| JARVIS, F.W. | England, 18th Century, OIM | Telescope = D.(1985). | may be the owner. | Coffeen 10. | suggest correction | |
| JASOND, IMAMFI | Nocturnal, 1589 = A-P 3/7/77. | misreading for initials of month scale. | RSW. | suggest correction | ||
| JAY, DANIEL | USA, 1764, MIM | Sundial, 1764 = P.C. | made for James Pemberton; latitude 40°. | Philadelphia, Pa. | Bedini 1. | suggest correction |
| JAYNE, JOHN | USA, 1784-1813, MIM NIM | Rule, 1805 = Essex Institute; Rods, 1806 = Essex Institute (2). | apprenticed to Benjamin King 2; T.C. in Hadley quadrant case. | at the Sign of Hadley's Quadrant; Essex Street (1805); Water Street (1807); Derby Street, opposite Union Wharf (1811); all in Salem, Mass.; Marblehead, Mass. | Brewington 1; Bedini 1 and 8; D.J. Warner 10; RSW. | suggest correction |
| JAZEPH, JAMES | England, fl.1807-17, OIM | 24 Well Street, Cripplegate; 15 Nichols Street, Aldersgate; both in London. | Taylor 2(1165); O'Mara. | suggest correction | ||
| JAZEPIE, J. | England, 1807-17, OIM | probably James Jazeph. | 15 Castle Street, Aldersgate, London (1817). | O'Mara. | suggest correction | |
| JAZIOLI | England, 19th Century, OIM | Telescope, wood, 5-foot = Cardoza Auction 8/26/89. | London. | RSW. | suggest correction | |
| JEACOCK, JAMES | England, fl.1836-72, MIM PHIM | 32 Fore Street (1836-42), (1852); 96 Fore Street (1847); both in Limehouse, London. | Taylor 2(2155); O'Mara. | suggest correction | ||
| JEARDEIN, DU | France, MIM | Butterfield-type Sundial, oval = Soth. 2/1/79. | Paris. | RSW. | suggest correction | |
| JEAURAT | France, 1780, MIM | Star Guide, 1780 = CNAM. | member of Académie Royale des Sciences; invented an iconantidiptic telescope; author. | Cons. Nat'l 1; Destombes 4; Courtanvaux; RSW. | suggest correction | |
| JECKER | France, c.1800, NIM PHIM SIM | Sextant, No. 101 = Nouveau Drouot 5/20/88; Stick Barometer = Drouot Richelieu 4/28/88; Theodolite = FRK = Kelton Coll. (1990); etc. | probably François-Antoine-Jacob Jecker. | Paris. | RSW. | suggest correction |
| JECKER FRERES | France, c.1820, MIM NIM OIM PHIM SIM | Jecker frères; François-Antoine Jecker and his brothers, Laurenz J. Jecker and perhaps A. Jecker. | 32, rue de Bondy, Paris. | Nachet; Daumas 1. | suggest correction | |
| JECKER, A. | France, 18th Century, OIM | Telescope = A-P 3/15/76. | may be brother of François-Antoine Jecker. | RSW. | suggest correction | |
| JECKER, FRANCOIS-ANTOINE | France; England; France, fl.1790-1820, MIM NIM OIM PHIM SIM | made many balances, Borda circles, telescopes, microscopes, theodolites, elevation finders, barometers, etc; examples can be seen in NMM, CNAM, NAC, ROU, VNN, LAW, Schuhmann, etc. | François- Antoine Jecker; worked with Ramsden in London for five years; later had workshop with his brothers; signed "Jecker à Paris"; organized quantity production. | 20 rue des Marmousets; 110 rue des Douze-Portes, au Marais; 32 rue de Bondy (1819); all in Paris. | Daumas 1; NMM 2; Cons. Nat'l 1; Destombes 4; Wynter and Turner; J.A. Bennett 2; Middleton 1; RSW. | suggest correction |
| JECKER, LAURENZ J. | France, 1769-1834, MIM NIM OIM PHIM SIM | brother of François-Antoine Jecker. | 32, rue de Bondy, Paris. | Daumas 1. | suggest correction | |
| JEEYES, SAMUEL | England, c.1670, MIM | apprenticed by turnover to Philip Smith of the Clockmakers' Company on July 4, 1670. | J. Brown 3. | suggest correction | ||
| JEFFERSON, THOMAS | USA, 1743-1826, | statesman; third President of the United States; was very interested in science and its application to people and to the United States; invented many labor- and time- saving devices including a pantograph for signatures; invented the wind directional machine at Monticello. | Virginia; Washinton, D.C.; Monticello, Va. | Bedini 8 and 11; DAB; etc. | suggest correction | |
| JEFFERSON, WATERMAN | USA, 1840, SIM | Surveying Compass/Inclinometer = D.(1996). | signed on pewter compass face; may be owner. | Douglas, Mass. | Coffeen 55. | suggest correction |
| JEFFERY, A. | England, fl.1862-89, MIM | Mining Theodolite, Lean-type = P.C. | watch and clockmaker; succeeded William Wilton 2 in Camborne. | Market Place, Camborne, Cornwall. | Crawforth 4. | suggest correction |
| JEFFREYS | England, c.1830, PHIM | Wheel Barometer = K. and C. 4/7/76. | Dudley. | RSW. | suggest correction | |
| JEFFREYS AND SON | England, post-1850, PHIM | watch and clockmakers; made barometers; see John Jeffreys. | Market Place, Biggleswade. | Bell 2. | suggest correction | |
| JEFFREYS, J. | England, c.1800, PHIM | Wheel Barometer = Gorringe's, Lewes 4/28/92. | mahogany and rosewood; could be Jeffreys or John Jeffreys, which see. | London. | RSW. | suggest correction |
| JEFFREYS, JAMES | England, fl. c.1830, MIM OIM PHIM | 132 St. John Street, Smithfield, London. | Taylor 2(1900). | suggest correction | ||
| JEFFREYS, JOHN | England, fl.1823-50+, PHIM | watch and clockmaker; made barometers; see Jeffreys and Son. | Market Place, Biggleswade. | Bell 2. | suggest correction | |
| JEFFREYS, WILLIAM | England, fl.1830-46, MIM OIM PHIM | 26 Wilderness Row, Goswell Street, London. | Taylor 2(1901). | suggest correction | ||
| JENIG, PAUL | Germany, 1792, MIM | Terrestrial Globe, 1792 = DRE. | Nürnberg. | Grötzsch 2. | suggest correction | |
| JENIN, PIERRE | France, 1614, MIM | Wall Sundial, 1614 = Saint-Blaise Church, Neuchatel. | Neuchatel. | RSW. | suggest correction | |
| JENKIN | England, 1925, | designed the Oxford Astrolabe in 1925, made by W. Watson and Sons Ltd; wrote short paper on it. | Bryden 16; Gunther 1; RSW. | suggest correction | ||
| JENKIN, EDWARD | England, c.1850, PHIM | Partner with Edward Hall in Dring and Fage and Co.; made hydrometers and saccharimeters. | 19 and 20 Tooley ST., lONDON bRIDGE, lONDON. | mCcONNELL 4. | suggest correction | |
| JENKINS, DAVID | England, fl.1828-29, MIM | 32 Whynot Street, Clerkenwell, London. | O'Mara. | suggest correction | ||
| JENKINS, HENRY | England, fl.1757-78, PHIM | Wheel Barometer = X. | author; clockmaker. | 46 Cheapside (1774); 68 Aldersgate Street (1778); both in London. | Goodison 1; Baillie 1. | suggest correction |
| JENKINSON, JOHN | England, fl.1644-69, OIM | member of Spectaclemakers' Company by 1644; took an apprentice. | Bishopsgate, London. | Court and von Rohr. | suggest correction | |
| JENNER, ANSELM | England, fl.1685-92, MIM | made the "Encyclogium" with Walter Hayes. | Bristol. | Taylor 1(440). | suggest correction | |
| JENNINGS, HENRY CONSTANTINE | England, 1731-1820, MIM NIM | Instruments = NMM, John Ross (1819). | patented an insulated compass and a mercurial log glass. | Shiplake; Lindrey Row, Chelsea; 39 Carbuton Place, Fitzroy Square, Marylebone; 75 Great Titchfield Street, Portland Place; all in London. | Taylor 2(499). | suggest correction |
| JENNINGS, THOMAS | England, fl.1844-46, PHIM | Wheel Barometer = Soth.-PB pre-1980. | T.C. on back of E. Hoppe barometer. | Tacket Street. Ipswich. | Bell 2; RSW. | suggest correction |
| JENSEN, GUSTAVO | Cuba, PHIM | Marine Barometer and Sympiesometer = Christie 4/3/74. | Habana. | RSW. | suggest correction | |
| JENSEN, IVER | Denmark, c.1790, NIM | Crown Compass = NMM. | Copenhagen. | Bedini 8. | suggest correction | |
| JENSEN, OLE | Norway?, 1779, | marked on a "Cole, London" (Benjamin Cole 2) Hadley's quadrant, 1779 at OMM. | RSW. | suggest correction | ||
| JENTILL, EDMUND | England, 1594, | devised a pair of compasses which could draw a number of geometrical and spiral lines, 1594. | A.J. Turner 10. | suggest correction | ||
| JERAK, FRANZ | Czechoslovakia, c.1850, MIM | showed in the Great Exhibition in London, 1851. | Prague (Austria). | G.L'E. Turner 24. | suggest correction | |
| JEREMIASZ | see Meyjes Jeremiasz, Johannes or Franz. | Mörzer Bruyns 1 & 2. | suggest correction | |||
| JEROME, JEWEL AND CO. | USA, 1847-49, NIM | Noble Jerome, Lyman Jewel and David Mathews; clock makers; also made marine compasses. | Antiquarian Horology, June, 1983. | suggest correction | ||
| JEROME, NOBLE | USA, c.1847, | see Jerome, Jewel and Co.; was with the firm from 1847-49. | Antiquarian Horology, June 1983. | suggest correction | ||
| JERVIS, E. | 1752, MIM | Drawing Instrument Set, silver, etui, 1752 = P.C. | possibly owner. | Antiques, July 1925. | suggest correction | |
| JERVIS, FRANCIS | England, c.1656, MIM | apprenticed for 8 years to Ralph Greatorex of the Clockmakers' Company on June 2, 1656. | J. Brown 3. | suggest correction | ||
| JETINSKY | 1725, MIM | Hodometer in cart with organ, 1725 = GEL. | RSW. | suggest correction | ||
| JEVVITT AND CO. | England, c.1850, PHIM | Stick Barometer with Thermometer = K. and C. 10/8/75. | may be misreading for "Jewitt and Co." | Liverpool. | RSW. | suggest correction |
| JEWEL | England, OIM | see Willett and Jewel; microscope makers. | RSW. | suggest correction | ||
| JEWEL, PIETER | Holland, OIM | Microscope = Crisp Coll. | Middelburg. | Rooseboom 1; Gunther 2. | suggest correction | |
| JEWITT AND CO. | England, c.1850, PHIM | see Jevvitt and Co. | Liverpool. | RSW. | suggest correction | |
| JEWITT, W. | NIM | T.C.; sextant maker according to label on Bradford sextant in Victory Museum, Portsmouth. | RSW. | suggest correction | ||
| JEWSBURY, J. | England, c.1870, | marked on a sundial signed "Moody Birmingham", which see; a large firm known as Pearson Page, Jewsbury in the 1950's. | Birmingham. | Evans 1; Price 2; RSW. | suggest correction | |
| JEZEPH, JAMES | misreading for Jazeph. | Taylor 2(1165); O'Mara. | suggest correction | |||
| JOACHIMICUS, JOHANN PRATORIUS | see Johann Praetorius. | Drechsler 2. | suggest correction | |||
| JOANIDES, JOHN | Holland?, pre-1690, MIM | son of Zachariah Ioanides; mentioned by Bonani in 1690 as an instrument maker. | Middelsburg. | Clay and Court. | suggest correction | |
| JOB, C.H., AND CO. | England, c.1790, MIM | Pantograph = D.(1976). | London. | Moskowitz 110. | suggest correction | |
| JOBLOT, LOUIS | France, 1647-1723, OIM | invented several types of microscopes; author. | Daumas 1; Clay and Court; A.J. Turner 10. | suggest correction | ||
| JOBSON, BENJAMIN | England, 1680, MIM | Gunner's Sector, wood, 1680 = X. | Queries, S.I.S. Bull. 1, 1983. | suggest correction | ||
| JOEL, MR. | England, fl.1675-85, MIM | Jole? Choule? | London. | A.J. Turner 1 and 2. | suggest correction | |
| JOHAN | Germany, MIM | Equatorial Sundial, plate and scale only = Soth. 12/16/63. | Augsburg. | RSW. | suggest correction | |
| JOHANNES | Germany, 1462, MIM | Astrolabe, 1462 = Hardcastle Coll. (ICA-640) = NMM (loan) = Christie-SK 9/28/89 = P.C. | early astrolabe, back plate, with inscriptins, may be later; thought to be by Johannes Regiomontanus, which see. | NMM 2; Price 1 & 6; ICA 2; RSW. | suggest correction | |
| JOHANNESEN, H.A. | England, c.1850, NIM | Marine Compass = OMM. | Grimsby. | RSW. | suggest correction | |
| JOHANNSON, A., AND CO. | England, NIM | T.C. in octant box. | 150 Minories, London. | RSW. | suggest correction | |
| JOHN OF HARLEBEKE | England, 14th Century, | wrote on a globe, a wooden sphere with brass meridian. | A.J. Turner 10. | suggest correction | ||
| JOHN OF HOLYWOOD | England, | see Sacrobosco. | RSW. | suggest correction | ||
| JOHN OF LIGNERES | France, c.1310, | wrote a text on the universal astrolabe, 1310. | Lignères. | A.J. Turner 10; Poulle 2 and 3. | suggest correction | |
| JOHN OF MONTPELIER | France, c.1276, | worked out quadrant sundial; Johannes Anglicus de Montpelier; is he the same as Guillelmus Anglicus of Marseilles? author. | Montpelier. | Gunther 2; A.J. Turner 10. | suggest correction | |
| JOHN, PETER 1 | England, PHIM | Wheel Barometer = X. | Lynn. | Goodison 1. | suggest correction | |
| JOHN, PETER 2 | England, PHIM | Wheel Barometers = X (2). | Wisbech. | Goodison 1. | suggest correction | |
| JOHN, THOMAS | England, c.1838, OIM | 8 Clement's Inn Passage, London. | Taylor 2(2157). | suggest correction | ||
| JOHNHRRIS | England, | mark of John Harris 1. | RSW. | suggest correction | ||
| JOHNSON | see Long and Johnson. | suggest correction | ||||
| JOHNSON AND BLACKBURN | England, fl.1847-48, PHIM | William Johnson 3 and Cuthbert Blackburn; barometer and thermometer makers. | 34 Hatton Garden, London. | Goodison 1; Bell 2. | suggest correction | |
| JOHNSON AND MATTHEY | England, c.1850, MIM | showed in the Great Exhibition, 1851, London. | 79 Hatton Garden, London. | G.L'E. Turner 24. | suggest correction | |
| JOHNSON, C. | England, c.1860, OIM | Telescope on stand = P.C. | 2 optics marked "1860." | Aldersgate Street, London. | RSW. | suggest correction |
| JOHNSON, GEORGE | England, | see "G.J." | Evans 1. | suggest correction | ||
| JOHNSON, HENRY | England, c.1802, | invented a device for tracing spiral curves; devised deep sea pressure gauges and deep sea thermometers. | 39 Crutched Friars, London. | USNM. | suggest correction | |
| JOHNSON, ISAAC | England, c.1723, MIM | apprenticed to Richard Glynne of the Clockmakers' Company on June 1, 1713; free of the Company, Oct. 7, 1723. | J. Brown 3. | suggest correction | ||
| JOHNSON, J.B. | USA, fl.1846-80, MIM NIM PHIM | also made meteorological instruments; see J.B. Johnson and Co. | Boston, Mass. | USNM. | suggest correction | |
| JOHNSON, J.B., AND CO. | USA, c.1848, PHIM | made barometers and thermometers. | Boston, Mass. | USNM. | suggest correction | |
| JOHNSON, J.N. | England, c.1827, | designed a new sextant. | Southampton. | Taylor 2(1605). | suggest correction | |
| JOHNSON, J.P. | see J.B. Johnson. | USNM. | suggest correction | |||
| JOHNSON, JOHN 1 | England, fl.1627-54, MIM | free in the Joiners' Company; took apprentices. | London. | Crawforth 7. | suggest correction | |
| JOHNSON, JOHN 2 | England, 1679-1736, NIM OIM PHIM | Nocturnal, 1723 = BM; Wheel Barometer = D.(1975). | apprenticed to Thomas Sterrop 1 or 2 in the Spectaclemakers' Company, 1693; free of the Company in 1700; took apprentices. | London. | Taylor 2(76); Price 3; Ward 4; Dewhirst; Court and von Rohr 3(67); RSW. | suggest correction |
| JOHNSON, JOHN 3 | England, fl.1689-1718, MIM | apprenticed to William Howe in the Grocers' Company, 1675; free of the Company, 1689; took apprentices. | Little Tower Hill (1704); near the Postern on Tower Hill (1709); both in London. | J. Brown 1. | suggest correction | |
| JOHNSON, SAMUEL | England, fl.1745-72, OIM PHIM | Telescopes = OXF, Soth. 7/22/68, 2/2/76, P.C (1976); Stick Barometer = X; Microscope, 1751 = Clay Coll.; Microscope = Christie 6/7/72. | apprenticed to James Mann 2 in the Spectaclemakers' Company, 1738; free of the Company in 1745; succeeded James Mann 2 in 1760; T.C.; advertised barometers and thermometers. | at the Sign of Sir Isaac Newton and Two Pairs of Golden Spectacles, near the West end of St.Paul's & 23 Ludgate Street; both in London. | Taylor 2(371); Calvert 2; Crawforth 1; Goodison 1; Wynter; Clay and Court ; Court and von Rohr 3(143); Robischon; RSW. | suggest correction |
| JOHNSON, T. | USA, 1760, MIM SIM | Surveying Compass, 1760 = P.C. | Bedini 1. | suggest correction | ||
| JOHNSON, W. AND A.K. | misreading for Johnston. | Christie-SK 4/17/86; Nat'l Antiques Review, July 1975. | suggest correction | |||
| JOHNSON, WILLIAM 1 | England, 1690, | apprenticed to Daniel Quare 1 in the Clockmakers' Company, 1690. | J. Brown 3. | suggest correction | ||
| JOHNSON, WILLIAM 2 | England, fl.1715-45, OIM | apprenticed to James Mann 1 in the Spectaclemakers' Company; free of the Company, 1715; took an apprentice. | London. | Robischon. | suggest correction | |
| JOHNSON, WILLIAM 3 | England, fl.1830-60, PHIM | Wheel Barometers = X, Soth.-Pulborough 3/1/83. | in partnership with Cuthbert Blackbourn (1847-48). | 19 Cross Street, Hatton Garden (1830); 20 Cross Street, Hatton Garden (1831-33); 29 Kirby Street (1834-40); 34 Hatton Garden (1841-60); all in London. | Taylor 2(2159); Goodison 1; RSW. | suggest correction |
| JOHNSON, WILLIAM 4 | England, fl.1830-60, OIM PHIM | Thermometer = NMM-MT/TH.13. | T.C.; "Optician and Spectacle Maker." | 188 Tottenham Court Road, London. | Calvert 2; NMM 2. | suggest correction |
| JOHNSTON | c.1850, MIM | Celestial Globe, miniature = Soth. 2/4/74; Celestial Globe, 12-inch = Phillips 1/13/76. | "Johnston's New Celestial Globe", on miniature globe; possibly Ward or Alexander Keith Johnston. | RSW. | suggest correction | |
| JOHNSTON, ALEXANDER KEITH | Scotland; England, c.1826, MIM | globe maker; partner of William Johnston, his brother; see W. and A.K. Johnston. | Edinburgh; London (1851). | Lister; Morrison-Low; A.D.C. Simpson; RSW. | suggest correction | |
| JOHNSTON, W. AND A.K. | Scotland; England, fl.1826-1900+, MIM | Celestial Globes = ADL-A173 (1879), ADL-A47, RSM (2); Terrestrial Globes = Christie-SK 4/17/86 (2), Folio Sale, 1975. | William and Alexander Keith Johnston; both ADL celestial globes marked "Ltd."; one of the terrestrial globes dated 1888. | Edinburgh (1826-51); London (1851-). | Lister; DNB; Morrison-Low; A.D.C. Simpson; RSW; Nat'l Antiques Review, July 1975, Portland, Me.; ADL. | suggest correction |
| JOHNSTON, WARD | see W. and A.K. Johnston. | RSW. | suggest correction | |||
| JOHNSTONE, H.J. | NIM | Sextant = D.(1965). | RSW. | suggest correction | ||
| JOHNSTONE, JOHN | Scotland, fl.1774-76, MIM | Carruber's Close, Edinburgh (1774-76). | Bryden 3. | suggest correction | ||
| JOLE, ROBERT | England, fl.1664-1702, MIM | Abacus = Soth. 10/27/69; Cotterel-type Napier's Bones, wood = OXF. | apprenticed to Hilkiah Bedford in the Stationers' Company, June 1, 1656; free in the Company, June 6, 1664; admitted as a Brother in the Clockmakers' Company on Feb. 24, 1667; took apprentices; also made gauging rods. | Sign of the Crown, over against Durham Yard, the Strand; Sign of the Globe, Fleet Street; both in London. | Taylor 1(334); Baillie 1; Clay and Court; Evans 1; Bryden 9; J. Brown 3; A.J. Turner 9; Crawforth 7; RSW. | suggest correction |
| JOLE, THOMAS | England, c.1680, MIM | apprenticed by turnover to his father, Robert Jole, of the Clockmakers' Company on April 5, 1680. | J. Brown 3. | suggest correction | ||
| JOLIFFE | see Joloffe. | J. Brown 1. | suggest correction | |||
| JOLIVALD, ABBE | France, c.1850, MIM | Perpetual Calendar = CNAM. | Abbé Jolivald. | Cons. Nat'l 1; Destombes 4. | suggest correction | |
| JOLLAIN, GERARD | France, c.1666, MIM | Terrestrial Globe, 1666 = X. | cartographer; produced map gores and globes. | Karrow 1. | suggest correction | |
| JOLOFFE, WILLIAM | England, c.1806, MIM | apprenticed to Rowland Tidder in the Grocers' Company in 1799; free of the Company in 1806. | J. Brown 1. | suggest correction | ||
| JONAS | France, c.1840, OIM | Monocular = D.(1983). | au Théatre Royal de Feydeau, Paris. | Coffeen D. | suggest correction | |
| JONAS, W. AND S. | misreading for W. and S. Jones. | Gillingham 6. | suggest correction | |||
| JONES 1 | England, c.1780, MIM NIM OIM PHIM SIM | may be David Jones or Thomas Jones 1; many instruments are signed only "Jones Charing Cross London", including telescopes, hygrometers, octants, circumferentors, sundials, etc. | Charing Cross, London. | NMM 2; Evans 1; Price 3; Ward 4; Tomlinson 1; RSW. | suggest correction | |
| JONES 2 | England, c.1850, NIM | Octant = PEA. | could be Charles, Davis, or Thomas (2) Jones. | Liverpool. | Brewington 1. | suggest correction |
| JONES 3 | England, MIM OIM | Universal Ring Sundial = NMM; Telescope, Gregorian = Brown U., R.I.; Instruments = X. | could be John Jones 2 or William Jones 2. | Holborn, London. | Taylor 2(612); NMM 2; RSW. | suggest correction |
| JONES 4 | England, 19th Century, PHIM | Stick Barometer = Phillips 10/26/83. | "Optician." | 201 Strand, London. | RSW. | suggest correction |
| JONES 5 | see Daniel and Jones. | RSW. | suggest correction | |||
| JONES 6 | England, 19th Century, OIM | Telescope, single draw = D.(1989). | "Day or Night"; could be John Jones 2, Thomas Jones 1 or 2, or William Jones 2. | London. | Rinaldi 23. | suggest correction |
| JONES AND CO. 1 | England, c.1825, MIM NIM OIM PHIM | Stick Barometer = X; Octant = NMM-S.157; Telescope = Christie 5/26/76. | London. | Goodison 1; NMM 2; RSW. | suggest correction | |
| JONES AND CO. 2 | England, c.1839, PHIM | barometer makers. | Toxteth Park, Liverpool. | Bell 2. | suggest correction | |
| JONES AND RUST | England, fl.1811-13, NIM | Mariner's Compass = PEA. | probably Thomas Jones 2 and Joseph Rust 4. | 29 Pool Lane (1811); 31 Pool Lane (1813); both in Liverpool. | Brewington 1; RSW. | suggest correction |
| JONES AND SON | England, fl.1785-95, MIM OIM PHIM | Microscope = VCW; Theodolite = P.C.; Telescope = Soth-S 7/23/87. | John Jones 2 and his son William Jones 2. | 135 Holborn, London. | Goodison 1; RSW. | suggest correction |
| JONES, CHARLES | England, fl.1821-40, MIM OIM PHIM | Octant, ebony and ivory, for Josiah Hewitt = D.(1984). | T.C. | 57 Stanley Street, East Side, Dry Dock; 25 Strand; both in Liverpool. | Taylor 2(1606); Moskowitz 101; Bell 2; Coffeen H. | suggest correction |
| JONES, DAVID | England, fl.1770-90, OIM PHIM | Telescopes = KEN, Soth. 2/8/83, D.(1972); Stick Barometer = X; Instrument = WHI. | apprenticed to Benjamin Martin in the Goldsmiths' Company, June 3, 1766; T.C.; father of Thomas Jones 1; many of his instruments are signed "D. Jones London." | 35 Charing Cross (1791); 65 Charing Cross; both in London. | Taylor 2(996); Clay and Court; Calvert 2; Goodison 1; Court and von Rohr 3(XXXIII); Crawforth 7; RSW. | suggest correction |
| JONES, DAVIS | England, c.1830, MIM OIM | 110 Richmond Row; 70 Great George's Street; both in Liverpool. | Taylor 2(1903). | suggest correction | ||
| JONES, EDWARD 1 | England, fl.1780-1800, OIM | Microscopes = WHI, DEU. | developed an "improved" microscope. | 14 Somerset Place, New Road, Commercial Road, London. | Taylor 2(857); Clay and Court; Daumas 1. | suggest correction |
| JONES, EDWARD 2 | England, c.1792, PHIM | balance maker. | Wolverhampton. | D. Crawforth-Hichins. | suggest correction | |
| JONES, GRAY AND KEEN | England, fl.1830-50, NIM PHIM | Marine Barometer = VNN; Sextant = Soth. 1/27/75; Octants = D.(1973), Christie-SK 11/27/86. | Charles Jones?, Gray and Robert Keen. | Strand, Liverpool. | Bell 2; Brewington 1; Wynter and Turner; RSW. | suggest correction |
| JONES, HENRY 1 | England, fl.1663-95, PHIM | apprenticed in 1654; made free of the Clockmakers' Company in 1663; Master of the Company in 1691; clockmaker; made barometers. | Inner Temple, London. | Goodison 1; A.J. Turner 10; Middleton 1. | suggest correction | |
| JONES, HENRY 2 | England, c. 1796, OIM | 36 Ludgate Street, London. | Taylor 2(997). | suggest correction | ||
| JONES, INIGO | England, | architect; designed a sundial for New Square at Lincoln's Inn, London. | London. | Gatty. | suggest correction | |
| JONES, J. | England, MIM | Compass, Planisphere map on card = P.C. | may be John Jones 2. | London. | RSW. | suggest correction |
| JONES, J., AND SON | England, fl.1784-88, MIM OIM PHIM | John Jones 2 and William Jones 2; also made barometers. | 135 near Furnival's Inn, Holborn, London. | Goodison 1. | suggest correction | |
| JONES, JAMES 1 | England, c. 1715, MIM | apprenticed to John Bellinger 1 of the Clockmakers' Company on Oct. 10, 1715. | J. Brown 3. | suggest correction | ||
| JONES, JAMES 2 | England, c.1787, MIM OIM | optician. | 92 Snow Hill, Birmingham. | Bryden 9. | suggest correction | |
| JONES, JAMES WILLIAM | England, fl.1838-46, MIM OIM PHIM | 87 Goswell Street, London. | Taylor 2(2160). | suggest correction | ||
| JONES, JOHN (2), AND SONS | England, pre-1793, MIM NIM OIM PHIM | Rochon Micrometer Telescope = X. | John Jones 2 and his sons, William (2) and Samuel Jones. | 135 Holborn, London. | Brewington 1; Clay and Court. | suggest correction |
| JONES, JOHN 1 | England, c.1725, MIM | apprenticed to James Rowley of the Clockmakers' Company on Nov. 1, 1725. | J. Brown 3. | suggest correction | ||
| JONES, JOHN 2 | England, fl.1758-84; d.1808, MIM OIM | Orreries, wood and paper = Soth. 6/16/75, Bagshaws, Uttoxeter 3/26/93; Microscope = Pym Sale. | apprenticed in 1751 to Leonard Ballet in the Spectaclemakers' Company; free of the Company, 1758; "Wm. Jones new Portable Orrery made by John Jones"; William (2) and Samuel Jones were sons of John Jones 2; see W. & S. Jones; Clifton calls him John Jones 1 and says he was also member of the Fishmongers'Company, (1779). | at the Sign of Archimedes and the Golden Spectacles, the corner of the Bell and Crown Inn, Holborn; 135 near Furnival's Inn, Holborn, both in London. | Taylor 2(612); Clay and Court; Goodison 1; Brewington 1; Court and von Rohr 3(161); RSW; Morrison-Low 6; Clifton 1; ATG 5/8/93. | suggest correction |
| JONES, JOHN 3 | USA, fl.1847-60, MIM OIM PHIM | Barometer = D.(1971). | No. 18 South Street, Baltimore, Md. | Smart 1; Antiques, Jan. 1971. | suggest correction | |
| JONES, JOHN SIDNEY | USA, fl.1838-39, MIM NIM OIM PHIM SIM | Philadelphia, Pa. | USNM. | suggest correction | ||
| JONES, MARY | England, fl.1829?-40, OIM | succeeded Owen Jones. | 241 Oxford Street, London. | Taylor 2(2161); O'Mara. | suggest correction | |
| JONES, MR. | England, c.1820, MIM NIM | Dipping Needle = Peter Barlow (1820). | mathematical instrument maker to the Ordnance; probably either John Jones 2 or William Jones 2. | Taylor 2(1166). | suggest correction | |
| JONES, OWEN | England, fl.1820-29, OIM | succeeded by Mary Jones. | 11 Duke Street, Grosvenor Square (1820-22); 241 Oxford Street (1822-29); both in London. | Taylor 2(1607); O'Mara. | suggest correction | |
| JONES, PHILIP | England, c.1757, | member of the Framework Knitters' Company; Robert Bancks 1 (MIM), turned over to him by William Murry, of the Joiners'Company, in 1757. | Crawforth 7. | suggest correction | ||
| JONES, ROBERT | England, 1692, MIM | Sector, wood, 1692 = D. (1992). | Coffeen Comm. | suggest correction | ||
| JONES, SAMUEL | England, c.1794, MIM NIM OIM PHIM | son of John Jones 2; brother of William Jones 2; got the freedom of the Spectaclemakers' Company but was never formally apprenticed; see W. and S. Jones. | London. | Morrison-Low 6; RSW. | suggest correction | |
| JONES, SAMUELL | England, 1690, MIM | Perpetual Calendar, 1690 = Royal Albert Memorial Museum, Exeter. | RSW. | suggest correction | ||
| JONES, T. AND S. | England, fl.1805-06, MIM | hard to say who these are, unless the entry is a misreading for T. Jones and Son or W. and S. Jones, but the address does not agree with either nor the date with the former. | 30 Marylebone Street, London. | Taylor 2(1166); RSW. | suggest correction | |
| JONES, T., AND SON | England, c.1835, PHIM | barometer makers; Thomas Jones 1 and son (could be Samuel?). | Charing Cross, London. | Bell 2. | suggest correction | |
| JONES, THOMAS (1), AND SONS | England, fl.1790-1850, MIM NIM OIM PHIM | Plotting Protractor and Sextant = Libert et Castor 4/28/82; Microscope = Frank Coll; Altazimuth Instrument = WHI. | 62 Charing Cross, London. | J.A. Bennett 2; RSW. | suggest correction | |
| JONES, THOMAS 1 | England, 1775-1852, MIM NIM OIM PHIM SIM | wide range of instruments that may be seen in many museums, including KEN, OXF, Longleat House, Pannett Park Museum, Whitby, RSM, MAN, STT, NMM, USNM, Kelton Coll., etc. | son of David Jones; apprenticed to Ramsden in 1789; patented a dividing engine in 1811; T.C.; F.R.S. in 1835; instrument maker to H.R.H. the Duke of Clarence. | 120 Mount Street, Berkeley Square (1806); 21 Oxenden Street, Piccadilly (Hay Market) (1811-14); 62 Charing Cross (1816-50); 4 Rupert Street, Coventry Street; Cockspur Street (c.1819); 13 Ponton Street, Haymarket; all in London. | Taylor 2(998); J.A. Bennett 2; Middleton 1 and 4; Wynter 1; G.L'E. Turner 24; Calvert 2; Crawforth 1; USNM; Garcia 1; Coffeen 14; RSW; DNB; Pipping 1; NMM 2; Goodison 1; Multhauf and Good. | suggest correction |
| JONES, THOMAS 2 | England, c.1800-22, MIM NIM OIM PHIM | Octants, ebony = PEA, D.(1989), Pugsley Sale; Sextants = PEA, Soth. 10/24/60; Ring Sundial = OXF; Hadley's Quadrant = PEA; Marine Barometer = VNN; Telescope = Bruce Museum, Greenwich, Conn. | T.C.; "Maker of Sextants, Quadrants, Compasses and Telescopes"; partner with Joseph Rust 4 in Jones and Rust, fl.1811-13, which see. | 4 Harrington Street; 5 Harrington Street; Castle Street, near the Exchange; all in Liverpool. | Taylor 2(1608); Gunther 2; Michel 3; Brewington 1; Dewhirst; Evans 1; NMM 2; Rinaldi 23; RSW. | suggest correction |
| JONES, W. AND S. | England, fl.1790-1840, MIM NIM OIM PHIM SIM | wide range of instruments that may be seen in many museums, including ADL, OXF, KEN, RSM, Snowshill Manor, Frank, BM, COO, VNN, PEA, SWE, STM, LEY, VCW, NMM, MAR, PMS, USNM, WHI, Hawick Museum, APS, Bolling Hall, Bradford, etc. | William (2) and Samuel Jones, sons of John Jones 2; T.C.; some of their globes were engraved by George Wright 2. | 135 Holborn Hill, near Furnival's Inn (1794-95); at the Archimedes, No. 30 Lower Holborn, nearly opposite Furnival's Inn (1795-1822); both in London. | Taylor 2(858); Goodison 1; Price 3; Ward 4; Wynter 1; Bedini 8; DNB; Multhauf 1; Hamilton; Dewhirst; Calvert 2; Chaldecott 1; RSW; USNM; Moskowitz 104; NMM 2; G.L'E. Turner 24; Hillier; Coffeen 15; Court and von Rohr 3(XXXIV); Collins 1; J.A. Bennett 2; Bryden 16; A.J. Turner 10; Middleton 1; ADL; Yonge. | suggest correction |
| JONES, W., AND SON | England, OIM | Microscope = VCW. | William Jones 2 and Son. | Holborn, London. | RSW. | suggest correction |
| JONES, W.S. | England, | misreading for W. and S. Jones. | London. | Soth. 2/1/79; USNM; A-P 3/15/76. | suggest correction | |
| JONES, WILLIAM 1 | England, c.1760, | proposed a new method for finding the longitude at sea and an instrument to use in the process. | London. | USNM. | suggest correction | |
| JONES, WILLIAM 2 | England, 1763-1831, MIM OIM PHIM | Orreries, wood and paper = ADL-W83, PEA, SWE, DEU, VCW, KEN, USNM, NMM, Pym sale, Koller 11/17/75, Soth. 10/17/60, Ader Picard Tajan 3/15/76, Soth. 3/10/87, P.C. (1794), etc. | apprenticed to his father, John Jones 2, in the Spectaclemakers' Company, 1776; free of the Company in 1794; brother of Samuel Jones; pupil of Bejamin Martin; employed by G. Adams 2; partner with his father, John Jones 2, by 1784 as "Jones and Son" and "J. Jones and Son"; wrote on a new portable orrery in 1782 "invented and made by W. Jones"; a partner with his brother by 1794, as "W. and S. Jones." | Holborn, London. | Taylor 2(858); Wynter 1 & 2; Dewhurst; Brewington 1; NMM 2; Coffeen 9; Goodison 1; H. King 2; Court and von Rohr 3(207); J.A. Bennett 2; Yonge; ADL; Clifton 1; RSW. | suggest correction |
| JONES, WILLIAM 3 | USA, c.1846, MIM | exhibited an "Astral Chrometer" at the fair of the American Institute, Albany N.Y. in 1846 winning a silver medal; he also invented a portable sundial. | 275 Spring Street, New York, N.Y. | Bedini 6; USNM. | suggest correction | |
| JONES, WILLIAM 4 | England, 1775-1852, MIM | Gunter's Rule = NMM; Rule = D.(1988). | made "Soho" slide rules; signed "late Wellington." | Crown Court, Soho, London | Cajori; Wynter and Turner; NMM 2. | suggest correction |
| JONES, WILLIAM 5 | England, PHIM | barometer maker. | Whitford. | Bell 2. | suggest correction | |
| JONG, J. DE | Holland, fl.1816-17, NIM | son of Jacobus de Jong?; compass maker. | in de Oude Teertuinen bij de o.z. Kapelsteg, Amsterdam? | Mörzer Bruyns 2. | suggest correction | |
| JONG, J. DE, AND BRUYN | Hollandfl.1800-66, NIM OIM | Microscope = Leeuwarden Museum; Compass = X; Crown Compass = AMST; Azimuth Compass = AMST; Dry Card Compass = Frisian Marine Museum, Leeuwarden. | sometimes spelt "Jongh." | Oude Teertuinen bij de Kapelsteeg 13 (1836-52); Oude Teertuinen bij de Kapelsteeg 166 (1853-66); both in Amsterdam. | Mörzer Bruyns 1 and 2; Rooseboom 1. | suggest correction |
| JONG, JACOB DE | Holland, fl.1740-1808, NIM | Compass Card = AMST; Marine Compass, 1788 = P.C.; Compasses = P.C. (2). | sometimes spelt "Jongh"; compass maker. | teertuinen (1742); Oude Teertuinen (1767); both in Amsterdam. | Rooseboom 1; Mörzer Bruyns 1 and 2. | suggest correction |
| JONG, P. DE | Holland, 1742, NIM | compass maker. | Droogbak, Amserdam (1742). | Mörzer Bruyns 2. | suggest correction | |
| JONNARD | c.1630, MIM | Calipers, iron = D. | maker or owner. | RSW. | suggest correction | |
| JOOS FILS | France, NIM | Dry Card Compass = MYS. | Dunkerque. | RSW. | suggest correction | |
| JOOSTING, JOHANNES HENDRICK | Holland, 1817, | member of the Felix Meritis Society in Amsterdam, 1817; may be brother of Pierterz. Dirk Joosting; instrument maker? | Mörzer Bruyns 2. | suggest correction | ||
| JOOSTING, PIETER | Holland, 1742, NIM | compass maker in 1742; by 1767 the firm was Joosting en Zoon. | Martelaarsgracht, Amsterdam (1742). | Mörzer Bruyns 2; Rooseboom 1. | suggest correction | |
| JOOSTING, PIETER, EN ZOON | Holland, c.1767, NIM | compass makers. | Texelse Kay (Konigsstraat), Amsterdam. | Mörzer Bruyns 2.Rooseboom 1. | suggest correction | |
| JOOSTING, PIETERZ. DIRK | Holland, 1816, | member of the Felix Meritis Society in Amsterdam in 1816; may be descendant of Pieter Joosting; may be brother of Johannes Hendrick Joosting; instrument maker? | Mörzer Bruyns 2. | suggest correction | ||
| JOPLING | England, c.1840, MIM | Pantograph = Nouveau Drouot 5/20/88. | designed a curve instrument; pantograph signed "Jopling's Double Cranks." | 24 Somerset Street, Portman Square, London. | Gregory Sale 3/17/1842; RSW. | suggest correction |
| JORDAN, T.B. | England, c.1838, | invented the first photographic sun recorder. | Penzance. | Middleton 4. | suggest correction | |
| JORDAN, THOMAS | England, 1840, MIM NIM | Dipping Needle = Ross and Sullivan (1840). | Falmouth. | Taylor 2(1905). | suggest correction | |
| JORDAN, WILLIAM | England, c.1649, | apprenticed to Elias Allen of the Grocers' Company, 1649. | J. Brown 1. | suggest correction | ||
| JORDISON | England, PHIM | Angle Barometer = P-B 3/4/39. | Middlesboro. | RSW. | suggest correction | |
| JOSEPH A VIN | France, MIM | Sundial, ivory = X. | Joseph à Vin. | Michel 3. | suggest correction | |
| JOSEPH, D:, NOTO: | see D. Joseph Noto. | RSW. | suggest correction | |||
| JOSEPH, F. | Italy, MIM | Floating Sundial, ivory = Evans Coll. | Vincenza. | Dewhirst. | suggest correction | |
| JOSLIN, GILMAN | USA, fl.1837-54+, MIM | Pairs of Globes = Sleepy Hollow Restorations, Tarrytown, N.Y. (1839), Phillips 12/12/89 (1840, 1846); Terrestrial Globes = Heritage Foundation, Deerfield, Mass. (1840), Birmingham Public Library, Ala. (1846), P.C. (1846), D.(1968) (1846), D.(1989); Tellurium, 1854 = D.(1975). | made Loring's globes in 1846; made several sizes of globes. | Boston, Mass. | Yonge; USNM; Moskowitz 122; Coffeen C; Bedini 8; D.J. Warner 6; Rinaldi 3; RSW. | suggest correction |
| JOSLIN, GILMAN, AND SON | USA, c.1850, MIM | Celestial Globes = Wellesley College, Mass., P.C., Soth-PB pre-1980. | Boston, Mass. | USNM; RSW. | suggest correction | |
| JOUGHIN, FREDERICK | England, c.1864, NIM | Octant = Phillips 10/5/76. | 17 Upper Eastsmithfield, London. | O'Mara; RSW. | suggest correction | |
| JOUGHIN, GEORGE | England, 1856, MIM | 14 Rutland Street, Mile End, London. | O'Mara. | suggest correction | ||
| JOULE AND SCORESBY | England, 1845, PHIM | Magnetic Electric Machine, 1845 = Pannett Park Museum, Whitby. | James Prescott Joule and William Scoresby. | London. | RSW. | suggest correction |
| JOULE, JAMES PRESCOTT | England, 1818-89, PHIM | scientist; designed experimental apparatus, copper calorimeter, etc.; worked with William Scoresby, 1845, as Joule and Scoresby, which see; showed conservation of energy, 1847. | London. | G.L'E. Turner 24; Middleton 1; RSW. | suggest correction | |
| JOURDAN | France?, MIM | Heliograph = LIE. | Michel 9. | suggest correction | ||
| JOUVENET | France, c.1760, MIM | Butterfield-type Sundial = OXF; Sector = THO; Protractor = THO; Universal Ring Sundial with alidade = TIM. | TIM instrument is forgery. | Paris. | RSW; Brieux 5. | suggest correction |
| JOY, ALFRED | England, MIM | Hodometer = Phillips 2/22/77. | Chichester. | RSW. | suggest correction | |
| JOYCE, J.B., AND CO. | England, 1697, MIM | see William Joyce. | Baillie 1. | suggest correction | ||
| JOYCE, WILLIAM | England, 1724, MIM | Sundial on church = Cockshutt? | may be founder of J.B. Joyce and Co., 1697. | Cockshutt. | Baillie 1. | suggest correction |
| JOYEUX, BERNARD | France, pre-1787, MIM | Astronomical Clock = Musée Lorrain, Nancy. | Paguy. | Michel 14. | suggest correction | |
| JUAN DE ----- | Spain?, 1622, MIM | Terrestrial Globe, pocket, 1622 = Ineichen 10/20/75. | last name not clear. | RSW. | suggest correction | |
| JUDAEUS, LEO | see Levi ben Gerson. | Michel 3. | suggest correction | |||
| JUDSON, THOMAS | England, fl.1830-38, MIM OIM PHIM | 26 Waterloo Road, Lambeth; 11 Alfred Street, Newington Causeway; both in London. | Taylor 2(2163). | suggest correction | ||
| JUGAN | France, MIM | Square, silver = P.C. | Paris. | RSW. | suggest correction | |
| JULIUS HERZOG | Germany, | see Herzog, Julius. | Zinner 1. | suggest correction | ||
| JULLIEN | France, 19th Century, PHIM | Wheel Barometer = Versailles 11/20/83. | "Opticien." | 86, rue des Carmes, Rouen. | RSW. | suggest correction |
| JUMP | England, c.1815, PHIM | Wheel Barometer in regulator clock = X; Chronometer = NMM. | possibly Richard Thomas Jump; clock by Vulliamy. | London. | Goodison 1; Taylor 2(1167). | suggest correction |
| JUMP, JOSEPH | England, fl.1827-54, PHIM | clockmaker; apprenticed to Benjamin Lewis Vulliamy in 1827; with him until 1854; son of Richard Thomas Jump; see Jump. | London. | Goodison 1; Baillie 1. | suggest correction | |
| JUMP, RICHARD THOMAS | England, 1812-64, PHIM | Clockmakers' Sector = P.C. (1935). | clockmaker; apprenticed to Benjamin Lewis Vulliamy on Nov 7, 1825; grandson of Thomas Jump; father of Joseph Jump. | 24 Marsham Street, Westminster, London (home). | Goodison 1; Baillie 1; V. Mercer. | suggest correction |
| JUMP, THOMAS | England, fl.1785-1803, MIM | Clockmaker's Sector = X. | may be inventor of this type of sector; clockmaker. | Prescot. | V. Mercer. | suggest correction |
| JUNG | Germany, 1770, MIM PHIM | Thermometer, 1770 = X. | cited by Bernoulli. | Uffenheim. | Daumas 1. | suggest correction |
| JUNGERS, PROF. E. | Denmark, 19th Century, MIM SIM | Theodolite = Rasmussen, Jan, 1968. | Prof. E. Jüngers' Mechaniske Etablissement. | Copenhagen. | RSW. | suggest correction |
| JUNGHANS, C. | Germany, MIM | Horary Quadrant, wood = LUN. | Jena. | Zinner 6. | suggest correction | |
| JURGENSEN'S SONS | Denmark, c.1850, PHIM | Jürgensen's showed in the Great Exhibition, London, 1851. | Copenhagen. | G.L'E. Turner 24. | suggest correction | |
| JURGENSEN, LOUIS URBAN | Denmark, c.1800, PHIM | Thermometer, No. 841 = Soth. 7/26/65. | Jürgensen. | Copenhagen. | RSW. | suggest correction |
| JURGENSEN, URBAN | Denmark, c.1843, MIM PHIM | Thermometers = Den Gamle By, Aarhus, Ineichen 5/10/76; Metallic Thermometer, 1843 = BM. | Urban Jürgensen. | Copenhagen. | Price 3; Ward 4; RSW. | suggest correction |
| JURIN | England, 1684-1750, | doctor; mathematician; worked on optics. | Nachet. | suggest correction | ||
| JUSTER, JAMES | England, c.1782, | apprenticed to Ebenezer Rust 1 in the Grocers' Company, 1782. | London. | J. Brown 1. | suggest correction | |
| JUSTI, JOANNES BAPTISTA | see Giovanni Baptista Giusta. | Michel 3. | suggest correction | |||
| JUSTICE, JOHN | Scotland, 1717, MIM | Polyhedral Sundial, 1717 = Inverleith Terrace, Edinburgh. | originally at Woodhall House. | Somerville. | suggest correction | |
| JUTTNER, JOSEPH | Czechoslovakia, c.1828, MIM | Armillary Spheres, Copernican, 1828 = PRA, KRA; Armillary Sphere, Ptolomaic, 1828 = PRA; Celestial Globes = PRA (2), KRA; Terrestrial Globe = PRA. | Joseph Jüttner. | Prague. | Estreicher; Horsky and Skopova; RSW. | suggest correction |
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