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 "ley" yielded 201 entries. Displaying entries 1–100.See an error? Suggest a correction!
| Signature | Maker Info | Instruments | Comments | Location | References |
| ADAMS, DUDLEY | England, 1762-1826, MIM OIM PHIM SIM | wide range of instruments that may be seen in many museums. | apprenticed to George Adams 2, his brother, in the Grocers' Company, 1777; free of the Company, 1788; succeeded to the family business in 1796; globe maker to the King, 1794, and mathematical instrument maker to the King, 1796; optician to the Prince of Wales by 1804; several patents; T.C. | Spring Gardens, Charing Cross (1788); 53 Charing Cross (1793-1821); 6 Jewry Street, Aldgate (-1822); all in London. | Goodison 1; Taylor 2(792); Chaldecott 1; USNM; Moskowitz 114; G.L'E. Turner 24; J. Brown 1; Price 3; Ward 4; Calvert 2; RSW; Crawforth 1; Court and Rohr 3(XXXII); Millburn 9; Bryden 16; Yonge. |
| AINSLEY, THOMAS L. | England, fl.1858-86, MIM NIM | Hadley's Quadrant = PEA-M3535; Instrument = OXF; Octant = Christie-SK 3/31/83; Sextants = Christie 12/21/7, Soth. 3/19/73 and MYS; Pelorus = MYS; Octant = Science and Engineering Museum, Newcastle-upon-Tyne; etc. | Christie sextant signed "Thos. L. Ainsley" and MYS one signed "Ainsley"; second octant signed Thomas L. Ainsley; rest signed "T.L. Ainsley"; quadrant also signed "London"; first octant also signed; "Cardiff and Barry Docks"; see Bain and Ainsley. | South Shields, Durham; South Shields, Tyne and Wear; Cardiff and Barry Docks; London. | Brewington 1; Taylor 2(1072); Crawford 11; RSW. |
| ASHLEY, THOMAS | England, c.1749, MIM | T.C.; optician. | at ye Ggolden Spectacles in Sidney's Alley near Leicester Fields; Cranbourne Alley, Westminster (1749); both in London. | Taylor 2(327); Clay and Court; Dewhirst; Daumas 1; Holbrook; Crawforth 1. | |
| BAILEY 1 | England, c.1791, MIM | NMM 1. | |||
| BAILEY 2 | England, 19th Century, MIM | Magnetic Compass = Melun 4/24/83. | Birmingham. | RSW. | |
| BAILEY, CHARLES | England, c.1778, | apprenticed to Charles Lincoln, an OIM in the Spectaclemakers' Company, on June 11, 1778. | Court and von Rohr 3(211). | ||
| BAILEY, J.W. | England, fl.1850-62, MIM NIM SIM | Sextant, case = P.C. | sextant signed "Bailey Fenchurch Street, London"; exhibited at the 1862 Exhibition. | 162 Fenchurch Street, London. | USNM; RSW. |
| BAILEY, JOHN 1 | England?; USA, fl.1775-78+, MIM SIM | made surveying instruments; Crawforth questioned his English origin. | New York, N.Y.; Fishkill, N. Y. (1778). | Bedini 1 and 8; Crawforth 11. | |
| BAILEY, JOHN 2 | USA, 1731-1823, MIM SIM | Surveying Compass, 1804 = NYS. | signed "J. Bailey, Hanover, Mass."; mechanic; clockmaker. | Hanover (1804); Lynn; both in Mass. | Bedini 1; Smart 1. |
| BAILEY, JOHN ALYESWORTH | USA?, f.1850-84, MIM | Burt's Solar Compass and Level = N.Y. Exhib. of the Industry of All Nations, 1853. | advertised as manufacturer of Burt's Solar Compass, etc.; partner with William Burt as Burt and Bailey, 1853-56; brass founder. | Detroit, Mich. | Smart 1; USNM; Elgin. |
| BAILEY, R. | England, OIM | Reflecting Telescope = Soth. 3/21/73. | Bristol. | RSW. | |
| BAILEY, S. | England, PHIM | Stick Barometer = X. | Newcastle-upon-Tyne. | Goodison 1. | |
| BAILEY, T. | England, PHIM | Stick Barometer = X. | Stanion. | Goodison 1. | |
| BAIN AND AINSLEY | England, NIM | Course Correcter = ADL-A120. | ADL; RSW. | ||
| BAYLEY 1 | England, fl.1663-70, OIM | Monconys called him Baili (1666); member of the Spectaclemakers' Company, 1663; optician. | in St. Paul's Churchyard, London. | Taylor 1(295); Daumas 1; Michel 3; Dewhirst; Court and von Rohr 3(III). | |
| BAYLEY 2 | sometimes Baili, Bailie, Baly, Baylie, Baille. | Michel 3. | |||
| BENTLEY, G. | England, c.1850, MIM | Engineer's Set Square = D.(1975). | RSW. | ||
| BENTLEY, THOMAS | England, c.1766, PHIM | Stick Barometer = X. | Darlington. | Goodison 1; Baillie 1. | |
| BINGLEY, WILLIAM, AND SON | England, 1808-18, PHIM | made plates for batteries and piles. | Bishopgate Street, Islington, Birmingham. | Bryden 9. | |
| BIRCH, WYRLEY | England, MIM | Vertical Plate Dial = Evans Coll.= OXF. | Evans 1; Dewhirst. | ||
| BLAKELEY, BENJAMIN | England, fl.1832-36, MIM PHIM | 11 High Street, Lambeth, London. | Taylor 2(1780); O'Mara. | ||
| BLEYGHTON, JOHN | England, fl.1630-34, MIM | may be the same as John Blighton 1. | near Bull Head Tavern in Tower Street, London. | Taylor 1(163); Dewhirst; Evans 1; J. Brown 1. | |
| BOTTOMLEY | England, c.1850, NIM | Sextant = Christie 12/12/72. | 11 Billiter Street, London. | RSW. | |
| BOWLEY, WILLIAM | England, fl.1809-16, PHIM | Wheel Barometers = X. | barometers signed "Bowley Salop"; also made thermometers; T.C. in FIT (WHI). | Wyle Cop, Shrewsbury. | Goodison 1. |
| BRADDERLEY | England, 1760, MIM SIM | Theodolite, 1760 = X. | Taylor thinks may be same as J. Baddely. | Daumas 1; Taylor 2(578). | |
| BRADLEY, JAMES 1 | England, 1693-1762, | Astronomer Royal, 1742-62; F.R.S.in 1719; made a clock-driven telescope with his uncle, James Pound in 1719; discovered the aberration of light, 1728, etc. | London. | Taylor 1(470)and 2(16); DNB; DSB; Dewhirst; Bedini 8. | |
| BRADLEY, JAMES 2 | England, c.1786, MIM | member of the Feltmakers' Company; took over Rowland Tiddler as an apprentice from William Morris of the Grocers' Company on Sept. 12, 1786; Tiddler became a MIM in the Grocers' Company. | J. Brown 1. | ||
| BRADLEY, JOHN | England; Russia, fl.1710-16, MIM | Analemmatic Sundial = MLL; Universal Ring Sundial = GEL. | apprenticed to John Worgan of the Grocers' Company in 1697; turned over to Jonathan Roberts, Embroiderer; free of the Grocers' Company in 1704. | Navigation School, Moscow; Naval Academy, St. Petersburg (1715). | Taylor 2(17); Chenekal; J. Brown 1. |
| BUCKLEY, AND. | England, fl.1716-18, MIM | Perpetual Calendars = Wray Coll. (1716), BM-1901/11/15-4, Bodleian Library, Oxford. | Price 3; Ward 4; Evans 1; Wray; Gunther 2. | ||
| BUCKLEY, JOSEPH | Ireland, fl.1832-59, MIM OIM PHIM | Wheel Barometer = Soth. 2/28/80; Protractor with Rule = D.(1995). | optician; the barometer is signed "J. Buckley Dublin." | 14 Lower Sackville Street, Dublin. | Bryden 9; Morrison-Low and Burnett; offeen 51; RSW. |
| BUCKLEY, WILLIAM | England, 1519-71, MIM | Ring Sundial, 1546 = Princess Elizabeth (1546). | may be W.B. 1. | Lillieshal, Shropshire; London. | Taylor 1(14); RSW. |
| BULKELEY, THOMAS | England, c.1715, MIM | apprenticed to Thomas Feilder of the Clockmakers' Company on June 11, 1707; free of the Company, Dec.17, 1715; took an apprentice. | J. Brown 3. | ||
| BURT AND BAILEY | USA, fl.1835-56, MIM SIM | Surveying Compass = Sacramento County Historical Society, Cal. | William Burt and John Aylesworth Bailey. | Jefferson Avenue between Bates and Randolph (1853-54); 213 Jefferson Avenue (1855-56); both in Detroit, Mich. | Smart 1; Elgin. |
| CANTLEY | England, c.1726, MIM | sundial maker; taught James Ferguson the art. | Earle. | ||
| CARPENTER AND WESTLEY | England, fl.1835-1900+, MIM NIM OIM PHIM | Barometers = X, KEN, OXF, D.(1972); Octant with telescopic sights = P.C.; Opera Glasses = WHI; Microscopes = BIL, Soth. 12/8/69, 2/8/83 and 10/3/88; Telescope = Soth. 12/13/65; Level = P. and S. 4/21/1898; Sector, Rule with Protractor, Parallel Rule, ivory = D.(1984). | Philip Carpenter; dealt also in globes; T.C. | 111 New Street, Birmingham (1835); 24 Regent Street (1838); 21 Regent Street; both in London. | Goodison 1; Taylor 2(1795); Calvert 2; Dewhirst; Whipple 1; Purtle; Moskowitz 108; Coffeen B; G.L'E. Turner 24; Crawforth 1 & 6; Middleton 1; RSW. |
| CETTI, DUDLEY | England, c.1850, PHIM | Wheel Barometer = Soth. 6/6/75. | RSW. | ||
| CHAMBERLAIN, JAMES BRADLEY | England, fl.1830-60, MIM OIM PHIM | Wheel Barometer = X; Stick Barometers = X(2); Wheel Barometer, with clock = Soth. 5/14/87. | one of the stick barometers is signed "Chamberlain"; T.C. | 37 Broad Street, Bloomsbury, opposite the London and Manchester Hat Warehouse; 203 High Holborn; both in London. | Goodison 1; Crawforth 1; RSW. |
| CHIPLEY, S.E. | England, PHIM | Stick Barometer = X. | Goodison 1. | ||
| CHORLEY, T. | England, PHIM | Wheel Barometer = X. | Goodison 1. | ||
| COBHAM, STOCKLEY | England, fl.1737-87, MIM | apprenticed to James Wilson of the Clockmakers' Company on July 4, 1723; free of the Company, Oct 10, 1737; took apprentices. | Scroop's Court, Holborn, London. | J. Brown 3. | |
| COLLEY, THOMAS | England, fl.1765-80, MIM | George Graham's successor. | Fleet Street, London. | Josten; Britten. | |
| COPLEY, CHARLES | USA, c.1852, MIM | Globe, 1852 = D.(1966). | made terrestrial and celestial globes. | New York, N.Y. | USNM; Vietor. |
| COWLEY, J. | England, fl.1739-46, MIM | Celestial Globe, glass, 1739 = KEN. | engraved the glass globe of the "Powderham sphere", c.1740; appointed Geographer in ordinary to his Majesty (George II) in 1741. | KEN; Millburn 9. | |
| COWLEY, MISS | Englandc.1787, | invented a cardboard pocket armillary sphere, c.1787, "Miss Cowley's Pocket Sphere"; published by Jno. Marshall and Co., which see; example is ADL-W246. | London? | ADL; RSW. | |
| COWLEY, W.H. | England, NIM | Sextant with platina scale = Soth. 5/21/71. | Milford Haven. | RSW. | |
| CRAWLEY, THOMAS | England, fl.1676-1702, OIM | instrument maker for Robert Hooke. | Gresham House, London. | Taylor 1(391); Evans 1. | |
| CRAWLEY, WILLIAM | England, fl.1828-46, OIM | may have been partner with or successor to Thomas Jones. | 6 Castle Street, Leicester Square (1828-29); 21 Oxenden Street, Piccadilly (1836-38); both in London. | O'Mara; Taylor 2(2107). | |
| CRITCHLEY AND MATHER | England, fl.1822-24, MIM | Critchley and John Mather; opticians. | 3 North Side, Old Dock, Liverpool. | Taylor 2(1520); Crawforth 6. | |
| CROUCHLEY, G.F. | misreading for George Frederick Cruchley. | ||||
| CRUCHLEY, GEORGE FREDERICK | England, fl.1822-75, MIM | Terrestrial Globes = Stuker (1958), P.C., Larvik Marine Museum, Norway (1853).; Pair of Globes = P-B 4/28/39, etc. | apprenticed to Aaron Arrowsmith, c.1840; "Map-Seller, Globe Maker and Publisher"; took over Cary firm and plates in 1850 and added his own name. | 64 and 81 Fleet Street, London. | Lister; Moskowitz 123; Yonge; RSW. |
| DARLEY, JOHN | USA, 1721, NIM | Backstaff, 1721 = Auction, Honfleur 6/17/79 = D.(1983) = D.(1988). | M.A.D., Nov. 1983; Rinaldi 22; RSW. | ||
| DARLEY, THOMAS | 1769, NIM | Backstaff, 1769 = P.C. | RSW. | ||
| DIBBLEY | England, fl.1560-70?, MIM | also clock maker. | Taylor 1(28); Evans 1. | ||
| DINGLEY, JAMES | England, c.1770, | apprenticed to Joseph Edwards; ran away May 11, 1770. | Birmingham. | Bryden 9. | |
| DUDLEY | England, PHIM | Barometer = D.(1970). | RSW. | ||
| DUDLEY, JOHN | England, c.1731, | apprenticed to John Farmer 2 in the Joiners' Company, Dec. 14, 1731. | Crawforth 7. | ||
| DUDLEY, ROBERT | England; Italy, 1573-1649, | Sir Robert Dudley; author, invented several instruments including a mariner's astrolabe (1596), an azimuth sundial, etc.; examples are in BM and FLO; exiled from England and went to Florence. | London; Florence. | Taylor 1(92); Bonelli 1; Michel 3, Boffito; Price 3; Italian Inv.; Ward 4; A. Stimson 3; G.L'E. Turner 24. | |
| ELEY, HODSON | England, fl.1856-60, PHIM | Wheel Barometer, = X. | clock and watch maker; the barometer is signed "H. Eley." | Wide Bargate, Boston. | Goodison 1. |
| GALLEY | Scotland, PHIM | barometer maker. | Glasgow. | Bell 2. | |
| GALLEY, P. | may be Gally. | Goodison 1. | |||
| 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. | |
| 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. | |
| 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. |
| 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. |
| HADLEY, GEORGE | England, c.1731, NIM | brother of John Hadley; he is supposed to have made an example of Hadley's quadrant in 1731. | Bedini 8. | ||
| HADLEY, HENRY | England, c.1731, NIM | brother of John Hadley; made some of his reflecting quadrants, 1731. | A.J. Turner 10. | ||
| HADLEY, JOHN | England, 1682-1744, | designed a telescope, 1719-20; best known for his invention of the relecting quadrant (octant) in 1731, for which he received a patent in 1734 which ran until 1745; a similar instrument was independently invented, about the same time, by Thomas Godrey 1 in Philadelphia, Pa.; Hadley licensed Joseph Jackson 1 to be the sole maker; designed a bubble level in 1734. | Enfield Chase near East Barnet. | Taylor 1(538); Taylor 2(56); DNB; DSB; USNM; Bedini 8; G.L'E. Turner 24; A.J. Turner 10; Millburn 8. | |
| HALLEY, DR., AND CO. | a frequent misreading for 'Dr. Halley, etc.' found on pocket globes. | RSW. | |||
| HALLEY, EDMOND | England, 1656-1742, | Dr. Edmond Halley, second Astronomer Royal, 1720; worked out the eliptical orbits of comets including the one of 1758, named for him; author; designed a large astronomical sextant; F.R.S., 1678; charted magnetic deviation isogomes in the Atlantic; etc. | London. | Taylor 1(401), 2(57); DNB; DSB; USNM; Hoskins. | |
| HAMMERSLEY | England, MIM OIM | Surveyor's Level and a Telescope = Christie 2/4/69; | Islington, London. | RSW. | |
| HANDLEY, JAMES | USA, fl.1865-73, NIM | partner of Charles R. Sherman in C.R. Sherman and Co. | 49 North Water Street, New Bedford, Mass. | Moskowitz; RSW. | |
| HANKS AND GURLEY | USA, fl.1818-21, MIM SIM | Alpheus and Truman Hanks and Ephraim Gurley; they also ran an iron foundry. | Troy N.Y. | Smart 1. | |
| HARTLEY, J.G. | Scotland, fl.1820-23, MIM | compass maker. | Newhaven, near Leith. | Taylor 2(1579). | |
| HARTLEY, MARCELLUS | USA, 1828-1902, MIM SIM | first worked for Francis Tomes and Co.; worked for Young, Smith and Co. until 1854; then joined Schuyler, Hartley and Graham to 1880; from 1880 to 1900 the firm was known as Hartley and Graham; it was the M. Hartley Company in 1900-02. | 6 Maiden Lane; 2 and 4 Maiden Lane (-1854); 13 Maiden Lane (1854-55); 19 Maiden Lane (1863-64); all in New York, N.Y. | Smart 1. | |
| HAUSELEY, WILLIAM | England, c.1720, | apprenticed in 1706 to Thomas Cooke 2 in the Joiners' Company; may be "Houlsey"; free in the Company, 1720. | Crawforth 7. | ||
| HAUXLEY, EDWARD | England, fl.1736-46, | claimed to have designed an improved azimuth compass; author. | London. | Taylor 2(270). | |
| HEDLEY, JOHN | England, c.1849, | Inspector of Mines; invented a form of a miners' surveying compass, c.1849. | Coffeen D; G.L'E. Turner 24. | ||
| HELMSLEY, JOSHUA | see Thomas and Joshua Helmley. | Taylor 2(1583). | |||
| HELMSLEY, THOMAS | England, fl.1819-46, MIM NIM | Gunter's Scale = PEA; Hadley's Quadrants = VNN, X. | he was joined by his brother, Joshua, in 1826; joined by his son in 1837. | 11 King Street, (Litle) Tower Hill (1836) and 4 King Street, London. | Taylor 2(1354) & (1583); Coulson; Brewington 1. |
| HELMSLEY, THOMAS AND JOSHUA | England, fl.1826-36, MIM OIM | Instrument = X. | 11 King Street, Tower Hill, London. | Taylor 2(1583); Brewington 1. | |
| HELMSLEY, THOMAS, AND SON | England, c.1837, NIM OIM | Sextant = Soth. 6/16/75; Octant = VNN. | T.C. | 4 King Street, Tower Hill, London. | Brewington 1; RSW. |
| HEMSLEY | England, c.1800-1860, OIM | Telescopes = D.(1974), DeLuca 10/24/81. | London. | RSW. | |
| HEMSLEY, HENRY 1 | England, fl.1786-89, OIM PHIM | member of the Spectaclemakers' Company; took over Thomas Hemsley 1 as an apprentice from James Martin in 1789. | 85 Fleet Street, London. | J. Brown 1; Millburn 11. | |
| HEMSLEY, HENRY 2 | England, fl.1828-56, NIM OIM PHIM SIM | Octants = FRK, Atwater Kent Museum, Phila. Pa., Soth. 3/19/73; Marine Barometers = X, Phillips 11/16/88. | 135 Ratcliff Highway (1828-45); 140 St.George Street (1846); 140 Ratcliff Highway; 140 St. George Street, East: all in London. | Taylor 2(2148); Goodison 1; RSW. | |
| HEMSLEY, J., AND SON | England, OIM | Telescope = Soth.-B 3/2/79. | 4 King Street, Tower Hill, London. | RSW. | |
| HEMSLEY, RICHARD JOHN | England, c.1850, NIM | Sextant = New Hampshire Historical Society, Concord. | London. | USNM. | |
| HEMSLEY, THOMAS 1 | England, c.1801, MIM OIM | apprenticed to James Martin of the Grocers' Company on June 3, 1784; turned over to Henry Hemsley 1, of the Spectaclemakers' Company on Feb. 14, 1789; free of the Grocers' Company on May 7, 1801. | J. Brown 1 & 2. | ||
| HEMSLEY, THOMAS 2 | England, c.1836, NIM | Compass = AMST. | might be same as Thomas Helmsley. | London. | Mörzer Bruyns 1. |
| HENLEY | England, c.1770, | designed an electrometer; F.R.S. | Courtanvaux; Moskowitz 107; | ||
| HENLEY, WILLIAM THOMAS | England, fl.1844-48, PHIM | barometer and thermometer maker. | 28 Hayden Street, Minories, London. | Goodison 1. | |
| HIGLEY, SAMUEL | England, 1790, MIM | apprenticed to William Spencer 1 of the Grocers' Company on April 1, 1790. | London. | J. Brown 1. | |
| HINDLEY AND SON | England, fl.?-1771, MIM OIM PHIM | Henry and Joseph Hindley. | York. | Taylor 2(186). | |
| HINDLEY, HENRY | England, 1701-71, MIM OIM PHIM | Pyrometer = KEN; Dividing Engine = X; Telescope = KEN; Garden Sundial = Hindley Shop, CMY. | noted clockmaker. | York. | Taylor 2(186); Daumas 1; Law; Setchell 1 and 2; DNB; RSW. |
| HINDLEY, JOSEPH | England, d.1774, MIM OIM PHIM | son of Henry Hindley; apprenticed to his father; took over the shop from 1771-74. | York. | Taylor 2(186); Setchell 1 and 2. | |
| HUNTLEY, J. | England, c.1830, PHIM | Wheel Barometers = Soth.-S 5/19/88 and 5/18/89. | see John Huntly. | City Road (London?). | RSW. |
| HUNTLEY, ROBERT | England, fl.1805-38, OIM PHIM | Marine Barometer = VNN; Lucernal Microscope = WHI; Jones type Microscope = USNM; Culpeper type Microscope = CZJ; Wheel Barometer = X; Stick Barometer = X; Level with Compass = WHI; Telescope = Soth.3/25/86. | the barometer in the VNN is signed "Huntley, 53 Holborn." | 1 Plummer's Row, City Road and 53 High Holborn (c.1817); 294 or 244 Regent Street; 118 Oxford Street (1830); all in London. | Taylor 1(1365); Dewhirst; USNM; Goodison 1; Clay and Court; RSW; J.A. Bennett 2. |
| INSLEY | see Watson and Insley. | RSW. | |||
| KELVIN, BOTTOMLEY AND BAIRD LTD. | Scotland, c.1870, PHIM | Stick Barometer = Soth. 7/19/88. | Glasgow. | RSW. | |
| KEWLEY, JOHN | England, 1774, MIM | Sundial = Ballafreer Farm, Braddan, Isle of Man; Instrument, 1774 = Evans Coll. | Gatty; Evans 1. | ||
| KEWLEY, THOMAS | England, c.1816, PHIM | devised an improved thermometer. | Aldersgate Street, London. | Taylor 2(1312). |
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