Crompton potentiometer

Crompton potentiometer in original case with maker's instructions

Details

Category:
Electricity Supply
Object Number:
1985-1246
Materials:
wood, black, rigid plastic, white metal, glass, copper alloy and blue coated metal
Measurements:
overall: 110 mm x 790 mm x 265 mm, ,
type:
potentiometer
credit:
Rowland, G.