State of the practice in supports for small highway signs /

Bibliographic Details

Corporate Authors:	United States. Federal Highway Administration, Texas Transportation Institute
Other Authors:	Ross, Hayes E.
Format:	Book
Language:	English
Published:	Washington, D.C. : Federal Highway Administration, Office of Development, Implementation Division, 1977.
Series:	Research report (Austin, Tex.) ; no. 3254-1.
Subjects:	Traffic signs and signals.