Description of loud speaker intercommunication system installed by Southern Railway System in large freight yard at Birmingham, Ala, which provides 2-way conversation between yard master and switch crew foremen at numerous locations throughout yard and terminal area 5 mi long. (see also Ry Age v 121 n 9 Aug 31 1946 p 364-6)


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    Title :

    Loud-speaker yard communication


    Additional title:

    Ry Signaling


    Published in:

    Publication date :

    1946


    Size :

    6 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    Loud-speaker yard communication

    Engineering Index Backfile | 1946




    Loud speakers aid yard operation

    Engineering Index Backfile | 1944


    Loud speakers aid yard operation

    Engineering Index Backfile | 1944