Geological trip log along the Columbia & Deschutes rivers
By: [Paul W. Howell]
Contributors: Geological Society of the Oregon Country
Edition: 5th rev. ed
Publisher: Geological Society of the Oregon Country
Published: 1967
Place of publication: Portland
Language: eng
Number of pages: 24
Subjects: Geology -- Oregon -- Guidebooks; Geology -- Washington (State) -- Guidebooks
Notes: Cover title