Coal resource classification system of the U.S. Geological Survey

Gordon H. Wood Jr.; Thomas M. Kehn; M. Devereux Carter; William C. Culbertson

doi:10.3133/cir891

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Coal resource classification system of the U.S. Geological Survey

Circular 891

By: Gordon H. Wood Jr., Thomas M. Kehn, M. Devereux Carter, and William C. Culbertson

https://doi.org/10.3133/cir891

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Additional publication details
Publication type	Report
Publication Subtype	USGS Numbered Series
Title	Coal resource classification system of the U.S. Geological Survey
Series title	Circular
Series number	891
DOI	10.3133/cir891
Year Published	1983
Language	ENGLISH
Publisher	U.S. Geological Survey,
Description	vii, 65 p. :ill., maps ;26 cm.