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1by Lazzari, SalvatoreSubjects: “...Coal leases Government policy United States....”
Published 1988
Microform Book -
2by Thompson, Duane A.Subjects: “...Coal United States Sulfur content....”
Published 1981
Connect to the full text of this electronic book
Government Document eBook -
3
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4
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5by Thompson, Duane A.Subjects: “...Coal mines and mining Environmental aspects United States....”
Published 1978
Microform Book -
6by Thompson, Duane A.Subjects: “...Coal mines and mining Environmental aspects United States....”
Published 1979
Microform Book -
7by Thompson, Duane A.Subjects: “...Coal mines and mining Environmental aspects United States....”
Published 1992
Microform Book