Tertiary volcanic and intrusive rocks on the Oregon and Washington continental shelf
By: P.D. Snavely, Jr. and R.E. Wells ; prepared in cooperation with Minerals Management Service
Contributors: Wells, Ray E; United States. Minerals Management Service; Geological Survey (U.S.)
Series: Open-file report -- 84-282; U.S. Geological Survey open-file report -- 84-282
Publisher: U.S. Dept. of the Interior, Geological Survey
Published: 1984
Place of publication: [Reston, Va?]
Language: eng
Format: Microform
Subjects: Volcanic ash, tuff, etc. -- Oregon; Volcanic ash, tuff, etc. -- Washington (State); Intrusions (Geology) -- Oregon; Intrusions (Geology) -- Washington (State)
Notes: Bibliography: p. 15-17

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1984?]. 2 microfiches ; 11 x 15 cm