Installation on 60.7 mi of single track between Richmond, Ind, and Cincinnati, Ohio, reduces train time although number of train movements has increased 73%; general character of line; safety increased and delays reduced; arrangement of semi-automatics; coding systems used. (see also Ry Age v 113 n 13 Sept 26 1942 p 484-6)
Pennsylvania installs centralized traffic control
Ry Signaling
Railway Signaling ; 35 , n 2
1942
10 pages
Article (Journal)
English
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