Cover image for Efficacy of red and yellow turn arrows in traffic signals : final report
Title:
Efficacy of red and yellow turn arrows in traffic signals : final report
Author:
Flanakin, H. A. Mike.
Personal Author:
Publication Information:
Washington : Dept. of Transportation, Federal Highway Administration ; Springfield, Va. : available through the National Technical Information Service, 1975.
Physical Description:
viii, 181 pages : illustrations ; 28 cm
General Note:
"FNWA-RD-76-2."
Language:
English
Format :
Book