Tyers no 1 tablet instrument
Tyers no.1 train tablet instrument, with galvanometer gong and four tablets.
Details
- Category:
- Signalling & Telecommunications
- Object Number:
- 1925-1019
- Measurements:
-
overall: 1710 mm x 420 mm x 850 mm,
- type:
- tablet instrument
- credit:
- British Railways Board Records Office