No change in automatic train-control situation; improved operation saves huge sums. (see also Ry. Age (Daily Edition), vol. 90, no. 10C, Mar. 12, 1931, pp. 528-D87-88) (including discussion)


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    Title :

    Report on signals and interlocking


    Additional title:

    Am. Ry. Eng. Assn. -- Bul



    Publication date :

    1931


    Size :

    13 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Report on signals and interlocking

    Engineering Index Backfile | 1930


    Report on signals and interlocking

    Engineering Index Backfile | 1930


    Report on signals and interlocking

    Engineering Index Backfile | 1929


    Report on signals and interlocking

    Engineering Index Backfile | 1928


    Report on signals and interlocking

    Engineering Index Backfile | 1925