Geology and physiography of the northern Wallowa Mountains, Oregon
By: by Warren Du Pré Smith and John Eliot Allen; with petrography by Lloyd W. Staples; glaciation by Wayne R. Lowell.
Contributors: Allen, John Eliot, 1908-; Staples, Lloyd William, 1908-; Lowell, Wayne R.
Series: Oregon. State Dept. of Geology and Mineral Industries. Bulletin no. 12; Bulletin (Oregon. Dept. of Geology and Mineral Industries) -- 12.
Published: 1941
Place of publication: [Portland, Or.]
Language: eng
Number of pages: 64
Subjects: Geology -- Oregon -- Wallowa Mountains.; Physical geography -- Oregon -- Wallowa Mountains.; Mines and mineral resources -- Oregon -- Wallowa Mountains.
Notes: Reproduced from type-written copy.

Bibliography: p. 62-63.