Traffic control devices, visibility, and geometrics
Title:
Traffic control devices, visibility, and geometrics
Author:
National Research Council (U.S.). Transportation Research Board.
ISBN:
9780309028264
Corporate Author:
Publication Information:
Washington : National Academy of Sciences, 1978.
Physical Description:
iv, 94 p. : ill. ; 28 cm.
Series:
Transportation research record ; 681.
General Note:
Seventeen reports prepared for the 57th annual meeting of the Transportation Research Board.
Holds: Copies: