Sliding rheostat on rectangular wooden base set inside wooden tray

Made:
1890-1910 in France
maker:
Unknown
Sliding rheostat on rectangular wooden base set inside wooden

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Sliding rheostat on rectangular wooden base set inside wooden
Science Museum Group
© The Board of Trustees of the Science Museum

Sliding rheostat on rectangular wooden base set inside wooden tray, steel frame, cylindrical coiled with thick copper wire, French, 1890-1910

Details

Category:
Therapeutics
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A657381
Materials:
wood, base and tray, steel, frame, copper, wire coils and asbestos, drum strips
Measurements:
overall: height 175 mm
base: length 260 mm
base: width 178 mm
coil: diameter 109 mm
tray: length 330 mm
tray: width 230 mm
type:
rheostats

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