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Richard P. Rothwell

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Report Upon the Property of the Canada Consolidated Gold Mining Co At Marmora, Ontario (Classic Reprint)
The gold-bearing mispickel veins of Marmora, Ontario, Canada
Report upon the property of the Canada Consolidated Gold Mining Co. at Marmora, Ontario
Reports on the present condition of the Canada Consolidated Gold Mining Company's property and on the treatment of its ores at Deloro, Ontario