New York Central installs two plants at Castelton cutoff with high-speed switch machines having run-through features.
Electric interlockers for hump yards
Ry. Signaling
Railway Signaling ; 18 , n 3 ; p 90-94
1925
5 pages
11 Figs.
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1928
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Pennsylvania builds hump yards at Indianapolis
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