Loudspeaker system, radio communications, intercom and walkie-talkies cut down time required to process cars in Union Pacific freight yard at Denver, Colo; new communications include 78 talk back and paging speakers, intercoms with six offices, and yard radio facilities for industrial checking and car switching. (See also Ry Signaling and Communications v 47 n 5 May 1954 p 38-42)
Communications streamline yard operations
Ry Age
Railway Age ; 137 , n 2
1954
3 pages
Article (Journal)
English
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