Geological and Geographical Survey of the Territories (U.S.) Geological Survey (U.S.) United States. Dept. of the Interior. United States. General Land Office. text series Washington : Govt. Print. Off., 1867-1883. 1867 1878 English Discovery and exploration Geology United States West (U.S.) QE74 .H4 http://www.biodiversitylibrary.org/bibliography/46775 42336068 gs 08000135 U.S. Geol. Survey. Library