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PreviewIssue DateTitleAuthor(s)
Bodenlos-Base_metal_deposits_Cordillera_Negra.pdf.jpg1957Base-metal deposits of the Cordillera Negra, department of Ancash, PeruBodenlos, Alfred J.; Straczek, John A.
Bodenlos-plate-06.pdf.jpg1955Lead-zinc deposits of Cordillera Blanca and northern Cordillera Huayhuash, PeruBodenlos, Alfred J.; Ericksen, George Edward