Preparation characteristics of Pennsylvania anthracite from the Kidney Seam, northern field / by J.E. Zeilinger and A.W. Deurbrouck.
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Format: | Government Document Book |
Language: | English |
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[Washington, D.C.] :
U.S. Dept. of Interior, Bureau of Mines,
[1970]
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Series: | Report of investigations (United States. Bureau of Mines) ;
7364. |
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