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| Charles Augustus Schmalcalder
(1781-1843) |
Charles Augustus Schmalcalder
The prismatic compass was invented and patented by Charles Schmalcalder, a mathematical instrument maker in London, in 1812 (Turner 1983,257). As its name implies, it uses a prism, so that the angle could be read while the object was being sighted.
He worked as a Mathematical Instrument Maker in 1806/1839 in The Strand, Tottenham, Borough Of Middlesex, (Pancras). 82 The Strand, London, Patented The Prismatic Compass, 1812 A great deal of his Instruments are on display in the British Science Museum, Whipple Museum and in some private collections He was baptized on mar 31, 1781 in Stuttgart, Neckarkreis, Wuerttemberg, Germany.
![]() He had marriage banns published on may 24, 1804 in St Andrews, Holburn, London, England. and he married Ann Cochran
He was ill with a Disability in 1841 in The Strand Union Workhouse, Castle St. (St Pancras). stayed there un till he died in Dec 1843 ![]() FRO (Death Ref:): (1 124), dec 25th 1843, The Strand, Tottenham, Borough Of Middlesex, (Pancras). buried from the Charles married Charlotte Ann Cochran on may 24, 1804 in St Andrews, Holburn, London, England. |
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This Web Site was Created Feb., 2005 for the Research of the Smallcalder family