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"Mines and mineral resources Pennsylvania" » "Mines and natural resources Pennsylvania" (Expand Search)
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"Mines and mineral resources Pennsylvania" » "Mines and natural resources Pennsylvania" (Expand Search)
mines » lines (Expand Search)
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1by Faill, Rodger T.Subjects: “...Mines and mineral resources Pennsylvania Perry County....”
Published 1974
Book -
2by Faill, Rodger T.Subjects: “...Mines and mineral resources Pennsylvania Lycoming County....”
Published 1977
Book -
3by Faill, Rodger T.Subjects: “...Mines and mineral resources Pennsylvania Lycoming County....”
Published 1977
Book -
4by Wells, Richard B.Subjects: “...Mines and mineral resources Pennsylvania Lycoming County....”
Published 1980
Book