Centralized traffic control installed by Pennsylvania Railroad for control of switches and signals at each end of 4.5 mi of single track between Huntley, Pa, and Sterling Run, on Renovo division; installation includes power switch machines and signals for directing train movements at these locations; two double locations of automatic block signals installed on single track section.
C.T.C. increases capacity of single-track
Ry Age
Railway Age ; 104 , n 2
1938
2 pages
Article (Journal)
English
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