Ordovician and older rocks of the Bayhorse area, Custer County, Idaho /
Hobbs, S. W.(Samuel Warren),1911-
Hays, William Henry,1922-
Geological Survey (U.S.)
[Reston, Va.?] : Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by the Books and Open-File Reports Section [distributor],
1990.
Shipping list no.: 90-563-P, 90-621-P (corr. map).
One folded map in pocket.
Map errata distributed by Survey, Aug. 28, 1990.
Includes bibliographical references.
Geology, Stratigraphic
Geology