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Details
A late 18th-Century brass solar microscope,
signed W & S. Jones. 30. Holborn, London, with gear adjustment to the mirror, rack and pinion focusing, sprung slide holder, when dismantled contained in a fitted case, with accessories including five ivory sliders, forceps, specimen tube, objectives, clamping screws and other items, including an unusual four-specimen folding brass slider, the case -- 11in. (28cm.) wide
See Colour Illustration
signed W & S. Jones. 30. Holborn, London, with gear adjustment to the mirror, rack and pinion focusing, sprung slide holder, when dismantled contained in a fitted case, with accessories including five ivory sliders, forceps, specimen tube, objectives, clamping screws and other items, including an unusual four-specimen folding brass slider, the case -- 11in. (28cm.) wide
See Colour Illustration