Wapiti formation and Trout Peak Trachyandesite, northwestern Wyoming, by Willis H. Nelson and William G. Pierce.
Contributors: Pierce, William Gamewell, 1904-; Geological Survey (U.S.)
Series: Contributions to stratigraphy; U.S. Geological Survey bulletin -- 1254-H
Publisher: U.S. Government Printing Office
Published: 1968
Place of publication: Washington, DC
Language: eng
Number of pages: 11
Subjects: Geology, Stratigraphic -- Eocene.; Geology -- Wyoming.
Notes: Bibliogr.

1