Geologic assessment of coal in the colorado Plateau : Arizona, Colorado, New Miexico, and Utah / edited by M.A. Kirschbaum [and others]
Contributors: Kirschbaum, M.A.
Series: U.S. Geological Survey.  Professional paper 1625-B
Publisher: Dept. of the Interior
Place of publication: Washington
Language: eng
Subjects: Geology - Coal - United States - Colorado
Notes: Digital data

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