Canton, Ohio made successful traffic survey by sending out 23,780 questionnaires to passenger car owners; 52.5% of them were filled out and returned; results of actual traffic count crossing screen line agreed within 5% with those of survey.


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    Title :

    Canton counts its traffic by postcard


    Additional title:

    Eng News-Rec


    Published in:

    Publication date :

    1949


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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