Highway sufficiency rating survey: primary federal aid highway system, 1951
By: Prepared by Highway Planning Survey in cooperation with the U.S. Dept. of Commerce, Bureau of Public Roads.
Published: 1951
Place of publication: [Olympia]
Language: eng
Number of pages: 60
Subjects: Roads -- Washington (State)
Other titles: Primary federal aid highway system, 1951.; Federal aid highway system, 1951.
Notes: Cover title.