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1
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2by Pohl, John H.Subjects: “...Coal Research....”
Published 1979
Government Document Conference Proceeding Book -
3
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4Published 1987Subjects: “...Coal Research Directories....”
Book -
5
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6
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7
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8Published 1976Subjects: “...Coal Research....”
Government Document Book -
9Published 1985Subjects: “...Coal Research....”
Government Document Book -
10
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11Published 1956Subjects: “...Coal Research United States....”
Connect to the full text of this electronic book
Government Document eBook -
12Published 1981Subjects: “...Coal Research Great Britain Directories....”
Book -
13
Government Document Serial -
14Published 1978Subjects: “...Coal Research Congresses....”
Government Document Conference Proceeding Book -
15Published 1980Subjects: “...Coal Research United States Finance....”
Government Document Book -
16Published 1979Subjects: “...Coal Research....”
Government Document Book -
17Published 1980Subjects: “...Anthracite coal Research United States....”
Government Document Book -
18Published 1991Subjects: “...Coal Research United States....”
Government Document Book -
19Published 1975Subjects: “...Coal Research....”
Government Document Book -
20Published 1978Subjects: “...Coal Research....”
Government Document Book