Arizona Mining Scams and Unassayable Ore Projects of the Late 20th Century by W. Scott Donaldson, dated December 2002. An open File Report 02-20 Arizona Department of Mines and Mineral Resources.
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Arizona Mining Scams and Unassayable Ore Projects of the Late 20th Century by W. Scott Donaldson, dated December 2002. An open File Report 02-20 Arizona Department of Mines and Mineral Resources.