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Bibliography of United States Bureau of Mines investigations on coal and its products, 1910-35,

Published Year

• 1930-1939 (1)

Subject

• Coal--Bibliography (1)
• Government publications--United States--Bibliography (1)

Author

• Emery, Alden Hays, (1) *
• Fieldner, Arno Carl, (1)
• Von Bernewitz, Max Wilhelm, (1)

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