Ages of rocks in southwestern Washington and northwestern Oregon as indicated by paleontological and isotopic dates
By: by Wendy A. Niem and Alan R. Niem.
Contributors: Niem, Alan R.; Geological Survey (U.S.)
Series: Open-file report -- 92-344.; U.S. Geological Survey open-file report -- 92-344.
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey; [Books and Open-File Reports Section, distributor]
Published: 1992
Place of publication: Denver, CO
Language: eng
Format: Microform
Subjects: Geological time.; Radioactive dating -- Washington (State); Radioactive dating -- Oregon.
Notes: Cover title.

Distributed to depository libraries in microfiche.

Shipping list no.: 93-0368-M.

Includes bibliographical references (p. 107-115).

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1993] 6 microfiches : negative.