An East Coast Main Line box between Huntingdon and Peterborough. On tracing paper.
BR(E) Saxmundham Station diagram of signals + 2 locking frame diagrams
LNWR diagram of Duke of Sutherland's private saloon 1937
PHOTO BISHOP AUKLAND SEMAPHONE BANK OF SIGNALS IN 1956 (2)
1948 British Railways Southern - Notice Relating to Failure of Signals - Rule 61
C.T. 405 Penn Central Railroad Operation of Signals & Interlockings
Hornby Dinky OO GAUGE JOB LOT OF SIGNALS SPARES/REPAIR