English, c.1910, by F Davidson, 29 Great Portland Street, London W, a complete cased set, model eye with wheel of pupil diameters, and two slots for six lenses, and 17 interchanchable colour printed retinas showing different diseased states, all in fitted, velvet lined case, case 15.2cm across
Sold for £200
Result plus buyers premium
English, c.1910, by F Davidson, 29 Great Portland Street, London W, a complete cased set, model eye with wheel of pupil diameters, and two slots for six lenses, and 17 interchanchable colour printed retinas showing different diseased states, all in fitted, velvet lined case, case 15.2cm across
Auction: Fine Scientific & Medical Instruments and Books, 24th Nov, 2022