Notes on flashing-light signals to be installed on Southern Railway at 28 crossings in North Carolina and 5 in South Carolina, as part of Public Works program in North Carolina; use of a-c primary battery power supply system and wooden relay case to prevent frost troubles are features.


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    Title :

    Crossing signals on Southern


    Additional title:

    Ry Signaling


    Published in:

    Publication date :

    1935


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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