Centralized traffic control system installed by Chicago, Milwaukee, St. Paul and Pacific Railroad, to replace staff system on 2.9-mi section of single track between Austin, Minn, and Ramsey; new arrangement consists of one automatic and six semi-automatic signals; diagram showing track and signal plan.
C.T.C. replaces staff system on Milwaukee
Ry Signaling
Railway Signaling ; 31 , n 5
1938
2 pages
Aufsatz (Zeitschrift)
Englisch
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C.T.C. replaces staff system on Milwaukee
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