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

Circular 891

By:
, , ,

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Abstract

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
Edition:
-
Year Published:
1983
Language:
ENGLISH
Publisher:
U.S. Geological Survey,
Description:
vii, 65 p. :ill., maps ;26 cm.