GPO 50v gas detector No 4 in l
- Made:
- 1954
General Post Office (GPO) 50v detector No 4 in leather case made by the General Electric Co. Ltd, 1954. For measuring voltage and electrical current.
Details
- Category:
- Telecommunications
- Object Number:
- Y2003.22.211.1
- Measurements:
-
Overall: 120 mm x 75 mm x 105 mm,
- credit:
- Gift of British Telecommunications plc