Telegraph block instrument

Telegraph block instrument Telegraph block instrument Telegraph block instrument

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Telegraph block instrument
Science Museum Group
© The Board of Trustees of the Science Museum

Telegraph block instrument
Science Museum Group
© The Board of Trustees of the Science Museum

Telegraph block instrument
Science Museum Group
© The Board of Trustees of the Science Museum

Telegraph block instrument; NLR (Tyer's) Station-Bay Indicator. Absolute/sending 4-needle (all red) 2-position/2-indication "Bay Blocked/Bay Clear", each with its brass double-plunger assembly below (LHS originally red?; RHS white) and labelled (L to R): "No. 5-8" on scallopped-cornered (small LNWR-Style) ivorine plates. Ex Broad Street equipment, Skinner Street No 2 line.

Details

Category:
Signalling & Telecommunications
Object Number:
1975-7881/1
type:
telegraph instrument
credit:
British Rail, Clapham