| Reference | {Deposit:: PINCOCK, ALLEN & HOLT, INC.; THE DEVELOPMENT OF ENGINEERING,}{Deposit:: OPERATING AND ENVIRONMENTAL COST DATA FOR INTERNATIONAL}{Deposit:: COPPER SMELTING AND REFINING OPERATIONS - SAGANOSEKI,}{Deposit:: JAPAN. BUMINES CONTRACT J0290007; FOR INF., CONTACT S.W.}{Deposit:: TOWLE, TPO, BUMINES-MAFO, DENVER, CO.}{Deposit:: E&MJ, 3/92, P. 45.} |