| Reference | {Deposit:: PURSER, W. F., 1971, METAL-MINING IN PERU, PAST AND PRESENT:}{Deposit:: PRAEGER PUBS., NEW YORK, 339 PGS.}{Deposit:: AMERICAN METAL MARKET, 5/28/92, P.2.}{Deposit:: MINING JOURNAL, 4/3/92, P.238.}{Deposit:: LATIN AMERICAN MINING LETTER, 6/15/92, P.1,2.}{Reserve-Resource:: METALS WEEK, 6/1/92, P.8.} |