Manufacturers model of signalling relay unit
Hollins Treadle; Manufacturers model of signalling relay unit; lettered GER; painted pale green with green baize on base
Details
- Category:
- Signalling & Telecommunications
- Object Number:
- 1988-7910
- Materials:
- metal (unknown)
- type:
- model unit
- credit:
- British Rail, Clapham
