Calotype camera used by William Henry Fox Talbot, c 1841

Calotype camera with lens and metal focussing cover, (mahogany), c 1839-1842. Camera owned and used by William Henry Fox Talbot; made by Andrew Ross. During 1838 and 1840 Talbot purchased a number of cameras to make photogenic drawings from the London instrument maker, Andrew Ross. Equipped with simple lens there is also an inspection hole in the lens panel above the lens that was use to check that the image was centrally located on the sensitive paper and correctly focused.