Report on the lands of the arid region of the United States, with a more detailed account of the lands of Utah. With maps
Geographical and Geological Survey of the Rocky Mountain Region (U.S.); Powell, John Wesley, 1834-1902; Gilbert, Grove Karl, 1843-1918; Dutton, Clarence E. (Clarence Edward), 1841-1912; Thompson, A. H. (Almon Harris), 1839-1906; Drummond, Willis, jr