Discussion by section and summary of signaling methods adopted.


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    Title :

    Signaling of lines for fast traffic and in main stations. Daylight signals. Automatic block system


    Additional title:

    Int. Ry. Congress Assn. -- Bul



    Publication date :

    1931


    Size :

    20 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English