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REF-THE FINANCIAL POST SURVEY OF MINES 1976, P.133.REF-GEOLOGY AND ECONOMIC MINERALS OF CANADA, P188,194-195.DEVILLE, PHILIPPE, JOHN H. EGLESIAS AND BIMAN BIHARI,PATINO MINES (QUEBEC) LIMITED; D.E. PICKETT, ED., INMILLING PRACTICE IN CANADA, CIM SPECIAL VOLUME 16, 1978,P.123,124.CANADIAN MINES HANDBOOK 1979-80, NORTHERN MINER PRESS LTD.,P.208.CRANSTONE, D.A. AND R.T. WHILLANS, CANADIAN RESERVES OFCOPPER, NICKEL, LEAD, ZINC, MOLYBDENUM, SILVER AND GOLDAS OF JAN.1, 1978, EMR CANADA, MINERALS, MR 185, 1979,P.11.NORTHERN MINER, PORTAGE MINE RE-OPENING UNDER STUDY BYPATINO; MAY 3, 1979, P.8.CANADIAN MINES HANDBOOK 1986-87, NORTHERN MINER PRESS,P.287.MINE RESERVES AND CURRENTLY PROMISING DEPOSITS, JAN. 1985,EMR CANADA, MR 209, P. 15.