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Electrostatic voltmeter, disassembled to show parts
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miniature electrostatic voltmeter, disassembled to show working parts, mounted. No.371694/95
Details
- Category:
- Electricity Supply
- Object Number:
- 1932-281
- Materials:
- white metal (unidentified), rigid, black plastic, copper wire, plaster-of-Paris, mahogany, cotton textile, fibre thread and glass
- Measurements:
-
overall: 80 mm x x , 310 mm, .98kg
- type:
- voltmeter
- credit:
- Everett, Edgcumbe and Company Limited