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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

Annual report of the Mining Division, fiscal year 1940

Published Year

• 1930-1939 (2)
• 1940-1949 (1)

Subject

• Gold mines and mining--Canada--Ontario (1)
• Mineral industries--United States (1)
• Mineral industries--United States--Statistics (1)

Author

• Jackson, Chas. F. (3) *
• Emens, W. H. (1)
• Jackson, Chas F. (1)

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