Portable battery

Portable battery, wooden case with variable sliding resistor

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Portable battery, wooden case with variable sliding resistor
Science Museum Group

Portable battery, wooden case with variable sliding resistor and 2 nickel-plated terminals onlid, case empty, leather strap for carrying, made by the Surgical Manufacturing Company, 85 Mortimer Street, London, England, 1900-1910.

Details

Category:
Therapeutics
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A169741
Materials:
mahogany, leather, metal and celluloid
type:
batteries
credit:
Wellcome Trust (Purchased from Stevens)