Drawing of the signalling plan for Corkickle No.1 signal box as of 1987. Note the information on this is identical to my other Corkickle No.1 plan listed, aside from the lack of colour.
1926 LNER Algarkirk Sidings Railway Track Signal Plan Diagram Map
1933 LNER Leeds District Kerdby Canal Railway Track Signal Plan Diagram Map
1939 LNER Frodingham WWW2 Railway Track Map Signalling Signal Plan Diagram
1967 Carlisle Control Area Railway Signalling Signal Plan Diagram Newcastle Line
1937 LNER Thorne Junction Railway Track Map Signalling Signal Plan Diagram
Bootle Signal Plan - undated but ca. mid 1980s