Northern Powder River Basin
Subtitle: Wyoming and Montana guidebook
By: Editors: Gerald G. Cooper ... [et al.]
Series: Wyoming Geological Association guidebook -- 1963
Publisher: The Association]
Published: 1969
Place of publication: [Casper, Wyo
Language: eng
Number of pages: 204
Subjects: Geology -- Wyoming.; Geology -- Montana.; Powder River Basin (Wyo. and Mont.)
Other titles: First joint field conference
Notes: At head of title: Wyoming Geological Association and Billings Geological Society. First joint field conference, August 8-10, 1963.

"14th Annual field conference of the Billings Geological Society."

Includes bibliographical references.