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Annual report of research and technologic work on coal, fiscal year 1940

Typical Analyses of Coals of the United States

Published Year

• 1940-1949 (2) *

Subject

• Coal (1)
• Coal mines and mining--United States (1)

Author

• Rice, W. E. (2) *
• Fieldner, A. C. (1)
• Fieldner, Arno Carl, (1) *

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