Showing 65–80 of 91 results
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RS-05 Coal Resources of the Denver and Cheyenne Basins, Colorado
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OF-79-03 Content of Methane in Coal from Four Core Holes in the Raton and Vermejo Formations, Las Animas County, Colorado
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OF-79-01 Colorado Coal Reserve Depletion Data and Coal Mine Summaries
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MS-09 Coal Resources and Development Map of Colorado
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MS-12 Map of Licensed Coal Mines in Colorado as of 01 June 1978
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B-41 Bibliography and Index of Publications Related to Coal in Colorado: 1972-1977
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RS-04 Proceedings of the Second Symposium on the Geology of Rocky Mountain Coal, 1977
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RS-03 Colorado Coal Directory 1978
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RS-02 Mineral Resources Survey of Mesa County: A Model Study
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OF-78-09 Coal Mines and Coal Analysis of the Denver and Cheyenne Basins, Colorado
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OF-78-08 Location Map of Drill Holes Used for Coal Evaluation in the Denver and Cheyenne Basins, Colorado
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MI-13 Energy Resources Map of Colorado
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IS-07 Colorado Coal Analyses, 1975
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MS-08 Licensed Coal Mines in Colorado
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OF-77-01 Preliminary Investigation and Feasibility Study of Environmental Impact of Energy Resource Development in the Denver...
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IS-01 Coal Mines and Coal Fields of Colorado
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