Signalling diagram, hook switches for conductor rail isolation, Erith Signalbox, British Railways (Southern Region), June 1951, in glazed frame.
Details
- Category:
- Signalling & Telecommunications
- Object Number:
- 2003-8996
- Measurements:
-
: 24.0157 x 16.7323 in.; 610 x 425 mm
- type:
- signalling diagram
- credit:
- British Rail, Clapham
