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Methods and costs of developing and equipping the Ashley Gold Mine, Matachewan gold district, Ontario
Report of work of the Mining Division, U.S. Bureau of Mines for calendar year 1936, and program for 1937
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Published Year
1930-1939 (2) *
Subject
Gold mines and mining--Canada--Ontario (1)
Mineral industries--United States (1)
Author
Jackson, Chas. F. (2) *
Emens, W. H. (1)