Two remote-control interlockings, together effecting immediate payroll saving of $10,348 in operating expenses annually, recently installed by signal department forces of Chicago, Milwaukee, St. Paul and Pacific, near Chicago; single-line diagram. (see also Ry Age v 94 n 7 Feb 18 1933 p 240-1)


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    Titel :

    Consolidated interlockings


    Weitere Titelangaben:

    Ry Signalling


    Erschienen in:

    Erscheinungsdatum :

    1933


    Format / Umfang :

    3 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




    Consolidated interlockings

    Engineering Index Backfile | 1933


    Three interlockings consolidated

    Engineering Index Backfile | 1928


    Three interlockings consolidated

    Engineering Index Backfile | 1928


    Consolidated control of three interlockings

    Engineering Index Backfile | 1952


    Consolidated control of three interlockings

    Engineering Index Backfile | 1952