Two Rymer-Jones charge and discharge keys of slightly different design
Two Rymer-Jones charge and discharge keys of slightly different design, by T.C. & M. Co. Ltd, London.
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1976-574
- type:
- key
- credit:
- Cable and Wireless Ltd.
Parts
Rymer-Jones charge and discharge key by T.C. & M. Co. Ltd.
- Object Number:
- 1976-574/2
- type:
- key