J.D Potter, London. c.1850.
A rosewood marine stick barometer by J.D Potter, London, C.1850.
The slim round topped rosewood case with gentle convex sides is fitted with a brass hanging loop, thermometer and brass weighted cistern. The ivory register plates are signed 'Potter, London', the rack and pinion vernier measure to 1/100th of an inch. The bone thermometer plate is marked with both Fahrenheit and Reamur scales. The barometer is wall mounted in replacement hinged gimbals.
J.D Potter succeeded Robert Bate and was 'Appointed maker to the Lord's Commissioners to the Admiralty'. Between 1850-85 he is recorded as working from 31 Poultry, Cheapside and 11 King Street, Tower Hill.

H. 37".
 

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