Exhibit for simulating a sunset using a glass wedge supplied by Pilkington Brothers Ltd. Exhibit for simulating a sunset
Apparatus for rotating colour discs, consisting of cast iron stand with wheel and handle and eleven coloured discs, made by J. J. Griffins & Sons, made 1850-1924 (Wellcome No. B1455) Apparatus for rotating colour discs
Eleven stereoscopic pair, black and white photographic prints, affixed to both card mount sides; Seven stereoscopic pair, black and white glass transparencies in passe-partout frames; Two stereoscopic pair, hand-coloured black and white photographic prints, each on one side of a card mount; Mahogany case, with removable partitions, for carrying stereoscopic images; Lid, for mahogany stereoscopic image carrying case, unsigned, Europe, 1841-1851 11-Stereoscopic Print Pairs; 7-Stereoscopic Glass Transparencies; 2-Stereoscopic Coloured Prints; Mahogany Case and Lid
Series of lenses illustrating the manufacture of No.4 series 2 Dallmeyer Stigmatic F/6 lens shown in 5 stages, 5 pieces in each stage Series of lenses illustrating the manufacture of No.4 series 2 Dallmeyer Stigmatic F/6 lens