Index of general highway series county maps
By: Oregon Department of Transportation, State Highway Division.
Publisher: The Division?
Published: 1983
Place of publication: [Salem?, Or
Language: eng
Subjects: Road maps -- Oregon -- Indexes.; Oregon -- Maps -- Indexes.
Genres: Maps
Other titles: County maps.
Notes: Index to maps prepared by the Oregon State Highway Division in cooperation with the U.S. Department of Transportation, Federal Highway Administration.

Cover title.

"Available from Map Distribution Unit."

"April, 1983."

Maps reduced in size from original scale of 1:62500.