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1by Shade, Patricia J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
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Government Document Book -
2by Gingerich, Stephen B.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1999
Government Document Book -
3by Shade, Patricia J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1999
Government Document Book -
4by Gingerich, Stephen B.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2000
Government Document Book -
5by Oki, Delwyn S.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2004
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6by Oki, Delwyn S.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2006
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7by Engott, John A.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2007
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8by Shade, Patricia J.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1997
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Government Document Book