00857cam a22002411 4500 gs 05000905 DLC 20260227111302.0 790829s1905 dcu 000 0 eng gs 05000905 (OCoLC)5320604 DLC DSI OCoLC DLC premarc QE75 .P9 no. 42 Spurr, Josiah Edward, 1870-1950. Geology of the Tonopah mining district, Nevada, by Josiah Edward Spurr. Washington, Govt. print. off., 1905. 295, iv p., 1 l. illus., XXIV pl. (8 double, incl. maps) diagrs. 30x23 cm. U.S. Geological survey. Professional paper no. 42 Subject series: A, Economic geology, 56; B, Descriptive geology, 65. Geology Nevada. Mines and mineral resources Nevada. 24314 24314