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

Frank Darwyn Spencer; Margaret Isabelle Erwin

doi:10.3133/cir258

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

Circular 258

By: Frank Darwyn Spencer and Margaret Isabelle Erwin

https://doi.org/10.3133/cir258

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Document: Report (pdf)
NGMDB Index Page: National Geologic Map Database Index Page (html)
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Abstract

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Additional publication details
Publication type	Report
Publication Subtype	USGS Numbered Series
Title	Coal resources of Colorado, a progress report, January 1, 1953
Series title	Circular
Series number	258
DOI	10.3133/cir258
Year Published	1953
Language	English
Publisher	U.S. Geological Survey
Description	17 p.
Country	United States
State	Colorado
Google Analytic Metrics	Metrics page