active 1853-1921, optical, mathematical, philosophical & electrical inst. maker, London, England Elliott Brothers 1853 - 1921
1878-1969, mathematical & scientific instrument maker, Manchester & London, England J Halden and Company Limited 1878 - 1969
1709-1772, active 1734-72, mathematical, philosophical & optical instrument maker, lecturer, English Adams, George 1709 - 1772
active 1790-1940, hydrometer & mathematical instrument maker, optician, London, England Dring and Fage
active 1818-1856, optician, optical, mathematical & philosophical instrument maker, London, England Watkins & Hill 1818 - 1856
1812-1887, active 1835-1878, optician, optical, mathematical & philosophical instrument maker, British Dancer, John Benjamin 1812 - 1887
active 1832-1922, optician & mathematical instrument maker, Dublin, Ireland Yeates and Son 1832 - 1922
active 1900-1990s, opticians, drawing & mathematical instrument maker, London, England, British W F Stanley and Company Limited
active, 1812-1856, optical, mathematical, philosophical & nautical inst. maker & optician, British Newman, John Frederick 1783 - 1860
active 1851-1950, globe maker; mathematical & scientific instrument maker; optician, London, England, British Newton and Company Limited 1851
active 1800-1819, optician and mathematical instrument maker, English; British Berge, Matthew Unknown - 1819
1695-1766, active 1720-1750, mathematical, philosophical, optical instrument maker, London, England Cole, Benjamin 1695 - 1766
active 1851-1875, optician, mathematical & philosophical instrument maker, Liverpool, England A Abraham and Company 1851 - 1890
active 1802-1854, optician; mathematical,optical & philosphical instrument maker, London, England Rubergall, Thomas
active 1749-1806, sundial maker; optical, mathematical, philosophical inst. maker & natural philosopher, British Nairne, Edward 1726 - 1806
about 1620-1685, active 1654, inventor of a type of logarithmic slide rule; mathematical instrument maker, English Bissaker, Robert 1620 - 1685
1897-1948, optical, mathematical & philosophical instrument maker, London, England Ross Limited 1897 - 1948
active 1774-1793, optician, optical, philosophical & mathematical instrument maker, London, England Nairne & Blunt
d.1791, active 1751-1791, optical, mathematical & philosophical instrument maker, English; British Gilbert, John Unknown - 1791
1750-1795, [Adams the Younger] active 1772-1795, mathematical instrument maker; globe maker, English; British Adams, George 1750 - 1795
active 1820-1852, optician; optical, mathematical, astronomical & philosophical instrument maker Dollond, George 1774 - 1852
1735-1800, active 1762-1800, mathematical instrument maker; optician; author, British; English Ramsden, Jesse 1735 - 1800
1818-1893, philosophical, chemistry & mathematical instrument maker; scale maker, London, England Oertling, Ludwig 1818 - 1893
1859-1897, optical, mathematical & philosophical instrument maker, London, England, British Ross and Company 1859 - 1897
active 1848-1860, barometer, thermometer, mathematical & optical instrument makers, London, England L Casella and Company
active 1748-1759, optician, mathematical, philosophical & optical instrument maker, English Ayscough, James
active 1910-1950s (?), slide rule & mathematical instrument maker, London, England Aston and Mander Company Limited
active 1910/1-1970s, mathematical, optical & meteorological instrument makers, London, England C F Casella and Company Limited
active 1791-1859, optician, mathematical, and philosophical instrument maker, London, England W and S Jones
active 1752-1814, mathematical, nautical & scientific instrument maker, Paris, France Baradelle family
active 1802-1901, optician, mathematical instrument , globe & telescope maker, London, England Thomas Harris & Son
active 1788-1817, mathematical, philosophical (globes) & optical instrument maker, English; British Adams, Dudley 1760 - 1830
1688-1763, mathematical instrument maker; science lecturer, British; English Hauksbee, Francis 1688 - 1763
1746-1815, active 1774-1803, optical, mathematical & philosophical instrument maker, Scottish Miller, John 1746 - 1815
1753-1835, active, 1804-1826, optician & mathematical instrument maker, English; British Troughton, Edward 1753 - 1835
active 1796-1831, optician, optical & mathematical instrument maker, English; British Bancks, Robert 1796 - 1831
d. 1580, active 1555-1575, mathematician & mathematical instrument maker, Louvain, Belgium Arsenius, Gualterus Unknown - 1580
active 1849-1885, optician, spectacle & optical, mathematical, philosophical inst. maker, English West, Francis Linsell
active 1847-1912, mathematical, optical & nautical instrument maker & optician, Portsmouth, England George Lee & Son
active 1851-1887, optician, mathematical, philosophical & meteorological instrument maker, English Pillischer, Moritz
active 1868-1909/14, optical & mathematical instrument maker, Irish; British Grubb, Sir Howard 1844 - 1931
active 1835-1875, optician, philosophical & mathematical instrument maker, Liverpool, England Adie, Richard 1810 - 1881
1708-1772, active 1731-1770, optician, optical instrument & microscope maker and seller, London, England, English Cuff, John 1708 - 1772
