Cover image for Supplemental advance warning devices
Supplemental advance warning devices
Title:
Supplemental advance warning devices
Author:
Bowman, Brian L. (Brian Lee), 1943-
ISBN:
9780309053143
Publication Information:
Washington, D.C. : National Academy Press, 1993.
Physical Description:
83 p. : ill. ; 28 cm.
Series:
Synthesis of highway practice / National Cooperative Highway Research Program, 186.

Synthesis of highway practice ; 186.
General Note:
"Transportation Research Board, National Research Council."

"Research sponsored by the American Association of State Highway and Transportation Officials in cooperation with the Federal Highway Administration."

"Project 20-5 FY 1989 (Topic 21-09)"--T.p. verso.
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