An example of Paxton’s Ophthalmoscope marked for Retailer ‘R. McQueen and Sons Newcastle on Tyne’. Metal handle with supplementary convex lens in silk lined case. Both mirrors in good condition
Ask the Dealer
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.