Geologic reconnaissance of the Antelope-Ashwood area north-central Oregon, : with emphasis on the John Day Formation of Late Oligocene and Early Miocene age /

Bibliographic Details
Main Author:	Peck, Dallas L. (Dallas Lynn), 1929- (Author)
Format:	Government Document
Language:	English
Published:	Washington, D.C. : United States Department of the Interior, Geological Survey, 1964.
Series:	Geological Survey bulletin ; 1161-D. Contributions to general geology.
Subjects:	Geology, Stratigraphic > Tertiary. Geology > Oregon > Crook County. Geology > Oregon > Jefferson County. Geology > Oregon > Wasco County. Geology > Oregon > Wheeler County.
Online Access:	https://purl.fdlp.gov/GPO/gpo74928

Description
Item Description:	Title from title screen (viewed July 24, 2014). "Prepared in cooperation with the State of Oregon, Dept. of Geology and Mineral Industries."
Physical Description:	1 online resource (iii, 26 pages, 1 page of plate) : illustrations, maps, charts, photographs.
Bibliography:	Includes bibliographical references (pages 25-26).