Review of papers and discussion before Signal Section of Am. Ry. Assn. (See also - no. 16 Mar. 21 1925 pp. 785-790)


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    Title :

    Directing train movements by signal indication


    Additional title:

    Ry. Age


    Published in:

    Railway Age ; 78 , n 17


    Publication date :

    1925


    Size :

    5 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English







    Train operation by signal indication

    Sperry, H.M. | Engineering Index Backfile | 1926


    Train operation by signal indication

    Sperry, Henry M. | Engineering Index Backfile | 1920