Geologic field-trip guide to Steens Mountain Loop Road, Harney County, Oregon - Evans, James George 1938-; Geisler, Thresa M.; United States. Bureau of Land Management ([Washington, D.C.] U.S. Dept. of the Interior, U.S. Geological Survey U.S. G.P.O. Denver, CO USGS Information Services [distributor], 2001)
One folded col. map in pocket.
Includes bibliographical references (p. 15).
Keywords: Geology -- Oregon -- Steens Mountain Region -- Guidebooks; Steens Mountain Region (Or.) -- Guidebooks