Stratigraphy of the Columbia River group, north-central Oregon
By: by Robert S. Cockerham.
Published: 1974
Language: eng
Number of pages: 56
Subjects: Basalt -- Oregon -- Butte Creek region.; Basalt -- Columbia River Valley (Or. and Wash.); Geology, Stratigraphic.
Notes: Typescript (photocopy)

Thesis (M.S.)--Western Washington State College, 1974.

Bibliography: leaves 39-41.