Tapian, Marcopper Mines, Mardinique

MARCOPPER MINING CO.,1974,10TH ANNUAL RPT.UN.,1970, WORLD IRON RESOURCES.UN.1968,UNESCAFE,MIN.DEVEL.ASIA-FAR EAST NO.33.MINING MAGAZINE, JUNE 1971, VOL. 124, NO. 6, P. 438-455.PHILIPPINE GEOLOGY, VOL. 12, NO. 3, JAN., P. 85-90.MINING JOURNAL, MARCH 25, 1977, P. 233.ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTORY, 1977P. 332.ANNUAL REPORT MARCOPPER MINING CORPORATION, DEC. 31, 1977,P. 5, 8-9, 14, 15.MINING JOURNAL, DEC. 9, 1977, P. 483.ENGINEERING AND MINING JOURNAL, MAY 1977, P. 175.ENGINEERING AND MINING JOURNAL, MARCH 1968, P. 230.PERSONAL CORRESPONDENCE, 1978, MARCOPPER MININGCORPORATION, 6TH FLOOR, V. MADRIGAL BLDG. 6793 AYALA AVE.,MAKATI, RIZAL, D-711, PHILIPPINES #, COPY ON FILE AT BUREAUOF MINES IN DENVER.