Lower Columbia River ports region study
Subtitle: Lower Columbia River Ports Region, Port of Astoria, Port of St. Helens, Port of Portland.
Publisher: Oregon Dept. of Transportation, Planning Section
Published: 1975
Place of publication: Salem
Language: eng
Number of pages: 75
Subjects: Harbors -- Lower Columbia River (Or. and Wash.); Harbors -- Oregon.; Transportation -- Oregon -- Planning.