Publisher Name: U.S. Government Printing Office
Place of Publication: [Washington D.C.]
Technical paper issued by the Bureau of Mines over analyses of coals from many western states. The characteristics of the coals found in each state are discussed in detail. This paper includes tables, and maps.
iii, 83 p. : ill., maps ; 24 cm.
|Keyword(s):||coal mining | coals|
|Series Title:||United States Bureau of Mines Reports|
|Added Title:||United States Bureau of Mines Technical Paper 696|
|Series Title:||Technical paper (United States. Bureau of Mines)|
|Added Title:||Technical paper: United States Bureau of Mines, 696|
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