Geology and Ore Deposits of the Atacocha District, Departamento de Pasco, Peru
Subtitle: Geologic Investigations in the American Republics.
Contributors: Johnson, R.F.; Lewis, R.W.; Guillermo A.C.
Series: U.S. Geological Survey bulletin -- 975E
Publisher: s.n
Published: 1950
Place of publication: S.l
Language: eng
Notes: 1