Clackamas highway improvement project
Subtitle: east Portland freeway to Boring Road : final environmental impact statement.
Contributors: Oregon. State Highway Division.
Publisher: Oregon Highway Div.?
Published: 1979
Place of publication: [Salem
Language: eng
Number of pages: 61
Subjects: Highway planning -- Oregon -- Clackamas County.; Roads -- Environmental aspects -- Oregon -- Clackamas County.; Clackamas Highway.