Impact of motorcycle helmet usage in Colorado
Subtitle: a three year study executive summary
By: S.W. Krane, L.A. Winterfield ; prepared for U.S. Department of Transportation, National Highway Traffic Safety Administration
Contributors: Winterfield, L. A; United States. National Highway Traffic Safety Administration
Publisher: The Administration; National Technical Information Service [distributor
Published: 1980
Place of publication: Washington, D.C; Springfield, Va
Language: eng
Number of pages: 23
Subjects: Motorcycles -- Safety measures; Helmets; Traffic accidents -- Colorado
Other titles: Motorcycle helmet usage in Colorado
Notes: Cover title

"Final report."

"July 1980."

"DOT HS-805 627."

"Contract no. DOT-HS-9-02117."