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Oley, Pa. : Bullfrog Films, 2009
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Unknown
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by Mallory, William W.
Denver : Rocky Mountain Association of Geologists, 1977
Denver : Rocky Mountain Association of Geologists, 1977
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Book
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[Oley, Pennsylvania] : [Distributed by] Bullfrog Films, 2009
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Unknown
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by Grout, Marilyn A.
[Denver, CO] : U.S. Dept. of the Interior, Geological Survey, 1988
[Denver, CO] : U.S. Dept. of the Interior, Geological Survey, 1988
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Government Document
Book
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Denver, Colo. : U.S. Dept. of the Interior, U.S. Geological Survey, 2005
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document
Book
10
Pgh. [i.e. Pittsburgh], PA : U.S. Dept. of the Interior, Bureau of Mines, 1986
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
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by Cupps, C. Q.
[Washington, D.C.] : U.S. Dept. of Interior, Bureau of Mines, 1971
[Washington, D.C.] : U.S. Dept. of Interior, Bureau of Mines, 1971
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Book
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