Frisco has installed talk-back loudspeakers, intercom and pneumatic tube systems in Birmingham, Ala, freight yard, which is also used by Illinois Central and Central of Georgia; tube system transmits switch lists and messages between yard office and yardmaster's office in tower; about 1500 inbound, and 1500 outbound cars are handled through yard daily.


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    Titel :

    Talk-backs improve operations


    Weitere Titelangaben:

    Ry Signaling Communications


    Erschienen in:

    Erscheinungsdatum :

    1954


    Format / Umfang :

    3 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch





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