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 Signaling v 39 n 6 June 1946 p 412-7)


    Access

    Access via TIB

    Check availability in my library


    Export, share and cite



    Title :

    Loud-speaker yard communication


    Additional title:

    Ry Age


    Published in:

    Railway Age ; 121 , n 9


    Publication date :

    1946


    Size :

    3 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