Oregon covered bridges
Subtitle: a study for the 1989-90 legislature
By: prepared by James Norman for Oregon State Parks and Recreation Division, State Historic Preservation Office.
Contributors: Oregon. State Historic Preservation Office.
Publisher: Oregon Dept. of Transportation
Published: 1988
Place of publication: Salem, Or
Language: eng
Number of pages: 41
Subjects: Covered bridges -- Oregon.
Notes: "September 1988."