Ordovician and older rocks of the Bayhorse area, Custer County, Idaho
By: by S.W. Hobbs and W.H. Hays
Contributors: Hays, William Henry, 1922-
Series: U.S. Geological Survey bulletin -- 1891
Publisher: Dept. of the Interior, U.S. Geological Survey
Published: 1990
Place of publication: Denver, Colo
Language: eng
Format: Microform
Number of pages: 40
Subjects: Geology, Stratigraphic -- Ordovician; Geology -- Idaho -- Custer County
Notes: Includes bibliographical references

Microfiche. Washington, D.C. : U.S. G.P.O. 1995. 2 microfiches : negative