Description
Stokes lens by Cretes sold by Carpenter and Westley, London, in good condition in very distressed original case.Used for measurement of astigmatism c1880
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Dealer information
Fletcher
Fletcher Wallis
Fletcher Wallis sells objects and books relating to the history of science, medicine and technology from his unit at Admiral Vernon Arcade Portobello Road. He publishes books through Vernier Press, including Antique Medicine Chests, and Corkscrew Patents from 1795. He has been dealing for thirty five years.