Ferranti Ltd. model no. 40 wattmeter.
Details
- Category:
- Electricity Supply
- Object Number:
- Y1996.10.364
- Materials:
- wood (unidentified), glass, metal (unknown) and brass (copper, zinc alloy)
- Measurements:
-
overall: 147 mm x 242 mm x 310 mm, 10
- type:
- wattmeter
- credit:
- Gift of Ferranti International Signal plc
