Description of 22-mi project completed by this road on section of its Susquehanna division, thus permitting removal of 23 mi of track and 4 interlockings. (see also Ry Signaling v 34 n 9 Sept 1941 p 467-72)
Centralized traffic control on Delaware and Hudson
Ry Age
Railway Age ; 111 , n 7
1941
4 pages
Aufsatz (Zeitschrift)
Englisch
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