active 1808-1847, compass maker; optician & mathematical, philosophical instrument maker, London, England, British Bate, Robert Brettell 1782 - 1847
active, 1812-1856, optical, mathematical, philosophical & nautical inst. maker & optician, British Newman, John Frederick 1783 - 1860
1784-1865, experimental philosopher; scientific administrator, British; English Christie, Samuel Hunter 1784 - 1865
1783-1831, mining engineer; inventor of steam locomotives and rail system, British Blenkinsop, John 1783 - 1831