General classification for signal interruptions; maintaining, inspecting and testing spring switches; handling trains through automatic interlocking in case of failure; lightning protection.


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    Title :

    Committee V -- Contracts and instructions


    Additional title:

    Assn Am Railroads -- Proc (Signal Sec)


    Conference:

    Association of American Railroads -- Meeting ; 1937 Contracts



    Publication date :

    1937


    Size :

    10 pages


    Type of media :

    Conference paper


    Type of material :

    Print


    Language :

    English




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