A rare folding dissecting microscope signed W. LADD PENTON PLACE WALWORTH LONDON, with lacquered brass fittings and eyepieces, rack-and-pinion focusing, oxidised brass arm with concave mirror, the mahogany frame with cork stage, the shaped folding slide flap legs locked by brass clasps c.1850 - 5½in. wide

Details

A rare folding dissecting microscope signed W. LADD PENTON PLACE WALWORTH LONDON, with lacquered brass fittings and eyepieces, rack-and-pinion focusing, oxidised brass arm with concave mirror, the mahogany frame with cork stage, the shaped folding slide flap legs locked by brass clasps c.1850 - 5½in. wide

Literature

G.L'E Turner The Great Age of the Microscope 1989 pp.96,99

Lot Essay

William Ladd was working at four or more addresses in London from 1846-1883. This microscope was described by Carpenter in 1856 as 'Quekett's dissecting microscope'. Professor John Quekett was president of the Royal Microscopical Society
C.f. Olivia Brown Microscopes 1986 (Whipple Museum Collection) No.31-33

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