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DIG. 8/22/86 V 13 N 3 P. 12E/MJ 8/86 P. 51,52.SKILLINGS', EL TENIENTE DIVISION, 6/20/87, P.7.WORLD MINING EQUIPMENT; CODELCO'S FIVE-YEAR INVESTMENT PLANS PRESAGE MAJOR EQUIPMENT BUYS, NOV. 1988, VOL. 12, NO. 11, P. 3.DEPARTMENT OF STATE TELEGRAM #260646Z, JAN. 1990.DEPARTMENT OF STATE TELEGRAM #290319Z, SEP. 1990.SKILLING'S; NEW NORDBERG 2390 CONE CRUSHER DESTINED FOR CODELCO-CHILE, 12/5/87, P. 7.MINING JOURNAL; TENIENTE LANDSLIDE, 9/29/89, P. 249.CHILE ECONOMIC REPORT, 1/89, P. 5.MINING WORLD, 9/25/89, P. 8.MINING JOURNAL; NOVEMBER RESUMPTION FOR TENIENTE, 10/20/89, P. 327.LAML, 1/5/89, VOL. 7, NO. 24, P. 7.ENGINEERING NEWS; SA ASSEMBLED DRIVE SYSTEM WINGS ITS' WAY TO CHILEAN COPPER MINE, 6/1/90, P. 51.LAML, 7/24/90, VOL. 9, NO. 12, P. 6.E&MJ, 11/90, P. 15, 39.MINERALS FOR EXPORT, 6/7/90, P. 26.MINING WORLD, 10/22/90, P. 6.MINING ACTIVITY DIGEST, 12/31/90, P. 2.OVALLE, ALFONSO; IN-PLACE LEACHING OF A BLOCK CAVING MINE, EL TENIENTE DIVISION OF CODELCO-CHILE, 1987.CANAS, FERNANDO; ACID LEACHING OF SEWELL ORE FINES BEFORE FLOTATION, EL TENIENTE DIVISION OF CODELCO-CHILE, 1987.THOMPSON, JAMES V.; THE OLD BRADEN COPPER CO., THE WAY IT WAS, SKILLING'S MINING REVIEW, 4/27/1991, P. 4.MINING JOURNAL; COPPER CONCENTRATES: MIXED SIGNALS FROM CHILE..., 3/1/91, P. 154.MINING JOURNAL; EL TENIENTE LEVEL REOPENING POSTPONED, 2/1/91, P. 78.MINING JOURNAL; CODELCO'S SAFETY INVESTMENT, 5/17/91, P. 374, 375.MINING JOURNAL; CODELCO STRIKE, 7/5/91, P. 1.CHILE ECONOMIC REPORT; CODELCO TO INVEST $4 BILLION, 7/91, P. 5.MINING JOURNAL; CODELCO PROBLEMS CONTINUE, 7/26/91, P. 67.MINING JOURNAL; CHILE'S FOREIGN INVESTMENT GROWING, 8/30/91, P. 150.MINING JOURNAL; STRIKE HALTS EL TENIENTE..., 8/2/91, P. 82.MINING JOURNAL; CODELCO'S STRIKE LOSSES, 8/30/91, P. 149, 150.E&MJ, 8/91, P. 46, 47.MINING JOURNAL; CODELCO ROUND-UP, 8/2/91, P. 82.MINING JOURNAL; EL TENIENTE LATEST, 8/16/91, P. 113.DEPARTMENT OF STATE TELEGRAM #021807Z, AUG. 1991.MINING JOURNAL LONDON SUPPLEMENT; UNTREATED TAILINGS EFFLUENT - AN ALTERNATIVE USE, VOL. 317, NO. 8140, 9/20/91, P. 16, 17.E&MJ; EL TENIENTE RUMBLES, 10/91, P. 21-23.MINING JOURNAL; TREADING SOFTLY AT EL TENIENTE, 11/15/91, P. 365.METALS WEEK, 2/10/92, P. 9.METALS WEEK; PRODUCTION STILL LOW AT EL TENIENTE'S SUB-SIX, 2/24/92, P. 6.LAML; CODELCO REOPENS EL TENIENTE, 11/15/91, P. 7.METALS WEEK, 3/2/92, P. 8.METALS WEEK, 4/20/92, P. 7.MINING JOURNAL; CUSTOM COPPER CONCENTRATE PROSPECTS, 4/12/91, P. 275.E&MJ, 4/91, P. 16, 47.LAML; MORE TROUBLE AT EL TENIENTE, VOL. 11, NO. 1.NORTHERN MINER; AUREX OPTIONS CHILEAN TAILINGS, 4/6/92, P. 19.MINING JOURNAL; CAUQUENES TAILINGS PROJECT, 5/1/92, P. 316.MARSHALL, ISABEL L., CORRESPONDENCE, 5/26/92.METALS WEEK FOCUS; CHILE RETHINKS CODELCO, WHILE CODELCO RETHINKS THE FUTURE, 7/92, P. 4-22.US BUREAU OF MINES, TRIP REPORT, 12/7/92, P.4,5.AMERICAN METAL MARKET, 12/29/92, P.7.METAL BULLETIN, 12/31/92, P.7.MINING JOURNAL, 2/12/93, P.115.LATIN AMERICAN MINING LETTER, 2/26/93, P.7.LATIN AMERICAN MINING LETTER, 5/17/93, P.1,2.CHILE ECONOMIC REPORT, 10/93, P.6-8.METALS WEEK, 7/12/93, P.7.MINING JOURNAL, 10/1/93, P.230.METALS WEEK, 10/4/93, P.7.METALS WEEK FOCUS, 4/94, P.16.LATIN AMERICAN MINING LETTER, 8/15/94, P.8.METALS WEEK, 8/15/94, P.8.MINING JOURNAL, 8/26/94, P.151.CODELCO-CHILE, 1994 ANNUAL REPORT, P.48-51.LATIN AMERICAN MINING LETTER, 3/11/95, P.3.LATIN AMERICAN MINING LETTER, V 14/N 5, 4/10/95, P.4,5.MINING MAGAZINE, 9/90, P.156.MINING MAGAZINE, 11/94, P.264-270.SKILLINGS' MINING REVIEW - JUNE 20, 1987, PG. 7-9.