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1by Winterstein, Thomas A.“...U.S. Geological Survey,...”
Published 2007
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2by Jones, Perry M.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2000
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3by Winterstein, Thomas A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2000
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4by Winterstein, Thomas A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2002
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5by Winterstein, Thomas A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2002
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6by Winterstein, Thomas A.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2002
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7by Winterstein, Thomas A.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2005
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8by Winterstein, Thomas A.“...Dept. of the Interior, U.S. Geological Survey ;...”
Published 1989
Government Document Book