Levers for switches and signals form part of track diagram; first plant of its kind; features of new interlocking machine; basis for eliminating mechanical locking; details of construction.


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    Title :

    Rock island develops interlocking with no mechanical locking


    Additional title:

    Ry. Age


    Contributors:
    Wyant, L. (author)

    Published in:

    Railway Age ; 88 , n 6


    Publication date :

    1930


    Size :

    3 pages


    Remarks:

    4 Figs.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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