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Coal resources of Colorado, a progress report, January 1, 1953

January 1, 1953
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Citation Information

Publication Year 1953
Title Coal resources of Colorado, a progress report, January 1, 1953
DOI 10.3133/cir258
Authors Frank Darwyn Spencer, Margaret Isabelle Erwin
Publication Type Report
Publication Subtype USGS Numbered Series
Series Title Circular
Series Number 258
Index ID cir258
Record Source USGS Publications Warehouse