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Download or read book Coal Resource Classification System of the U S Bureau of Mines and U S Geological Survey written by United States. Bureau of Mines and published by . This book was released on 1976 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

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Download or read book Coal Resource Classification System of the U S Geological Survey written by Gordon H. Wood and published by . This book was released on 1983 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Coal Resource Classification System of the U S Bureau of Mines and U S Geological Survey written by United States. Bureau of Mines and published by . This book was released on 1976 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: A report published jointly by the U.S. Bureau of Mines and U.S. Geological Survey.

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