Reference | {Deposit:: WORLD MINES REGISTER 1976-77 7ILLER FREEMAN PUBLICATIONS INC}{Deposit:: RANCISCO, CALIF.}{Deposit:: WORLD SURVEY OF PHOSPHATE DEPOSITS, BRITISH SULPHUR CORP, WO}{Deposit:: PRINTERS LTD P 146}{Deposit:: BRITISH SULPHUR CORPORATION, WORLD SURVEY OF PHOSPHATE}{Deposit:: DEPOSITS, 1987, LONDON, P.55.} |