Assessing U.S. coal resources and reserves.
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Corporate Author: | |
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Format: | Government Document Online Book |
Language: | English |
Published: |
U.S. Department of the Interior, U.S. Geological Survey,
2017
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Series: | Fact sheet (Geological Survey (U.S.)) ; |
Subjects: | |
Online Access: | https://purl.fdlp.gov/GPO/gpo86192 |
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Physical Description: | 1 online resource (6 unnumbered pages) : color illustrations, color maps. |
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