Grade-separation project at Valley Stream, involving numerous track changes, required temporary interlockings together with construction of new large plant; 34-lever interlocking installed.


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    Title :

    Electro-pneumatic interlocking on Long Island


    Additional title:

    Ry Signaling


    Published in:

    Publication date :

    1934


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Electro-pneumatic interlocking

    Kouwenhoven, W.B. | Engineering Index Backfile | 1909


    Electro - pneumatic interlocking plants

    Wallace, H.A. | Engineering Index Backfile | 1918