Desirability of uniform traffic signs on highways; various types of signs; flashing beacons. Paper presented before Conference on Highway Eng., Univ. of Mich.


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    Titel :

    Traffic signs, signals and markers


    Weitere Titelangaben:

    Can. Engr


    Beteiligte:
    Lyon, L.A. (Autor:in)

    Erschienen in:

    Erscheinungsdatum :

    1930


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




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