Signalling
CARDANI, A.
Multiple Aspect Signalling (British Practice)
The Institution of Railway Signal Engineers Booklet No. 14
CHALLIS, W.H.
Principles of the Layout of Signals (British Practice)
The Institution of Railway Signal Engineers Booklet No. 1
CHALLIS, W.H.
Holding the Route
The Institution of Railway Signal Engineers Booklet No. 16
CHAMPION, Donald L.
Mechanical Signalling Equipment (British Practice)
The Institution of Railway Signal Engineers Booklet No. 10
COOMBS, L.F.E.
Footplate and Signals - The evolution of the relationship between footplate design and operation and railway safety and signalling
CURREY, J. H.
Automatic Warning Systems of Train Control and Trainstops
The Institution of Railway Signal Engineers Booklet No. 24
Department of Transport
Level Crossing Protection - Report, including visits to the Netherlands, French, West German and Swiss Railways, by Officers of the Department of Transport and of the British Railways Board
Comprehensive report produced on BR level crossings and European practice with photographs and fold-out charts.
DOSWELL, P.C.
Single Line Control (British Practice)
The Institution of Railway Signal Engineers Booklet No. 4