Bibliography and index of U.S. Geological publications relating to coal, 1971-1975

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Bibliographic Details

Authors and Corporations:	Walker, Flora K. (Author)
Type of Resource:	Book
Language:	English
published:	Washington U. S. Department of the Interior 1976
Series:	United States Geological Survey: Geological Survey circular ; 742
Source:	Verbunddaten SWB
Call number:	77.2780 4.