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1Published 2001Subjects: “...Petrology Appalachian Region....”
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2Published 2001Subjects: “...Petrology Chesapeake Bay Watershed Maps....”
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3by Ulmer-Scholle, D. S. (Dana S.), 1958-, Scholle, Peter A., Schieber, Juergen, 1954-, Raine, Robert J.Subjects: “...Petrology. http://id.loc.gov/authorities/subjects/sh85100472...”
Published 2014
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