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Coal, petroleum, natural gas and electricity in the United States, 1929-40

Published Year

• 1940-1949 (1) *

Subject

• Coal--United States--Statistics (1)
• Electric power--United States--Statistics (1)
• Petroleum industry and trade--United States--Statistics (1)
• Power resources--United States--Statistics (1)

Author

• Bradley, John R. (1) *

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