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Lot 58
A mid 19thC German cast bronze sundial or noon cannon with an adjustable magnification lens, mounted on a circular, mottled grey marble base with engraved temporal calibrations 7''h 6''dia (Assuming the weather co-operates, at exactly noon, the lens focuses sunlight on the pan filled with gunpowder, setting off the cannon to mark the time)
Lot 269
A L’Universel Projections Lumineuses de la Bonne Presse Scientific Lantern, serial no. 472, French, black painted metal body with brass fittings, mounted on brass lens on wooden base, with dual brass bound projection lenses with rack and pinion focusing, and central enlarging lens, complete with external fading mechanism and water filled specimen slide tanks and other various accessories; ex-Christie’s lot number 46, 28th March 2007
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