Handbook of approved signs
By: Commonwealth of Pennsylvania, Department of Transportation, Bureau of Highway Safety & Traffic Engineering
Series: Publication (Pennsylvania. Department of Transportation) -- 236M.
Publisher: Pennsylvania Dept. of Transportation
Published: 2006
Place of publication: [Harrisburg, Pa.]
Language: eng
Subjects: Traffic signs and signals; Handbooks, manuals; Traffic engineering
Notes: Cover title.

"PUB 236M (1-06)"