01010cam a22002531 4500 gs 36000084 DLC 20260227111340.0 770216s1936 xx b f001 0 eng gs 36000084 (OCoLC)2742049 DLC PClS OCoLC DLC premarc QE75 .B9 no. 855 Butts, Charles, 1863-1946. Geology and mineral resources of the Bellefonte quadrangle, Pennsylvania, by Charles Butts and Elwood S. Moore. Washington, U.S. Govt. Print. Off., 1936. vi, 111 p. incl. maps, tables. 12 pl. (incl. fold. col. map, fold. col. profile, fold. diagr.; in pocket) on 8 l. 23 cm. Geological Survey (U.S.) Bulletin 855 At head of title: United States Department of the Interior. Bibliographical foot-notes. Geology Pennsylvania Centre County. Mines and mineral resources Pennsylvania Centre County. 27251 27251