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The mineral industry and the young engineer

Mining bituminous coal by stripping methods

Conservation of natural gas in relation to some recent developments

Holmes Safety certificate presentation

Published Year

• 1930-1939 (4)

Subject

• Coal mines and mining (1)
• Industrial safety (1)
• Mines and mineral resources--United States (1)
• Mining engineering (1)
• Natural gas (1)

Author

• Turner, Scott, (4) *

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