| Reference | {Deposit:: LETTER FROM MINSUR SOCIEDAD LIMITADA.}{Deposit:: EIGHTH WORLD MINING CONGRESS, LIMA, PERU, NOV. 1974.}{Deposit:: ANDEAN-PERUVIAN TIMES, 1974, DEVELOPMENT AND EXPANSION PROJE}{Deposit:: LIMA, PERU, VOL. 34, NO. 1764, P. 60.}{Deposit:: HALEY, D., 1974, PERU: A SPECIAL REPORT, IN MINING ENGINEERI}{Deposit:: AIME, N. Y., JANUARY, 1974, P. 17.}{Deposit:: ENGINEERING AND MINING JR., 1975, WORLD ROUNDUP: MCGRAW HILL}{Deposit:: YORK, JANUARY, 1975, P. 78.} |