TY - BOOK AU - Bodenlos,Alfred John AU - Ericksen,George Edward TI - Lead-zinc deposits of Cordillera Blanca and northern Cordillera Huayhuash, Peru T2 - Geologic investigations in the American republics AV - QE75 .B9 no. 1017 U1 - 553.44 PY - 1955/// CY - Washington, [D.C.] PB - U.S. G.P.O. KW - Lead ores KW - Peru KW - Zinc ores KW - Lead mines and mining KW - Zinc mines and mining N1 - Twelve folded maps in pocket; "Prepared in cooperation with the Ministerio de Fomento, Institute Geológico del Perú, under the auspices of the Interdepartmental Committee on Scientific and Cultural Cooperation with the American Republics, Dept. of State."; Includes index; Bibliography: p. 160-161 ER -