Block instrument (sending)
Block instrument; GCR. Pegging 1-needle absolute 3-position/indication with wood-handle and thumb-catch commutator and LNER Back-Box. Blank-ivorine plated, with "GCR"-inscribed needle-face plate. Marked "Down Main". Believed to be ex. Calvert SB (GCR Main Line).
Details
- Category:
- Signalling & Telecommunications
- Object Number:
- 1994-8773
- type:
- block instrument
- credit:
- British Rail, Clapham