Geology and ore deposits of the Breckenridge mining district, Colorado /
Lovering, T. S. 1896-1991.
Geology and ore deposits of the Breckenridge mining district, Colorado / by T.S. Lovering. - Washington [D.C.] : U.S. Govt. Print. Off., 1934 - vi, 64 p., 15 leaves of plates : ill., maps (some col.) ; 29 cm - Professional paper / U.S. Dept. of the Interior, Geological Survey ; 176 . - Geological Survey professional paper ; 176 .
5 maps in pocket
Includes bibliographical references and index
gs 34000192
Geology--Colorado--Summit County.
Ore deposits--Colorado--Summit County.
QE75 / .P9 no. 176
Geology and ore deposits of the Breckenridge mining district, Colorado / by T.S. Lovering. - Washington [D.C.] : U.S. Govt. Print. Off., 1934 - vi, 64 p., 15 leaves of plates : ill., maps (some col.) ; 29 cm - Professional paper / U.S. Dept. of the Interior, Geological Survey ; 176 . - Geological Survey professional paper ; 176 .
5 maps in pocket
Includes bibliographical references and index
gs 34000192
Geology--Colorado--Summit County.
Ore deposits--Colorado--Summit County.
QE75 / .P9 no. 176