Dry cell portable battery for electric lights

Dry cell portable battery for electric lights

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Dry cell portable battery for electric lights
Science Museum Group

Dry cell portable battery for electric lights, with regulating theostat, two cells in mahogany case Medical Supply Association, 167-185 Gray's Inn Road, London, England, 1920-1930.

Details

Category:
Therapeutics
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A639508
Materials:
case, mahogany, handle, leather, theostat, plastic and theostat, metal
Measurements:
case: height 150 mm
case: length 125 mm
case: width 115 mm
battery: height 80 mm
battery: length 98 mm
battery: width 33 mm
type:
batteries
credit:
Avery, Dr. Harold