Author

Publication

1981 - Traffic Institute, Northwestern University, Evanston, Ill. (P.O. Box 1409, Evanston 60204), Illinois

Language

English

Word Count

3,500 words, Guess

Page Count

14 pages

Identifiers

Classifications

  • DDC363.2/332
  • LCCHV8079.5 .W35 1981

Subjects

Series Statement

  • Traffic patrol and direction series
  • Publication / Traffic Institute, Northwestern University ;
  • no. 401
  • Publication (Northwestern University (Evanston, Ill.). Traffic Institute) ;

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