Geology & mineral resources of Douglas County, Oregon
By: [by] Len Ramp.
Series: Oregon. Dept. of Geology and Mineral Industries. Bulletin; 75; Bulletin (Oregon. Dept. of Geology and Mineral Industries) ;; 75.
Publisher: State of Oregon, Dept. of Geology and Mineral Industries
Published: 1972
Place of publication: Portland
Language: eng
Number of pages: 106
Subjects: Mines and mineral resources -- Oregon -- Douglas County.; Geology -- Oregon -- Douglas County.
Notes: Bibliography: p. 99-102.