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Institution of Railway Engineers, Principles of Relay Interlocking and Control
1935 - 1936 Institution of Railway Signal Engineers Journal Proceedings Book
1932 - 1934 Institution of Railway Signal Engineers Journal Proceedings Book
Institution of Railway Signal Engineers, Multiple Aspect Signalling, 1963
Institution of Railway Signal Engs. Signal Control Circuits, 1968
3 x Institution of Railway Signal Engineers booklets Nos. 7, 8 & 9
