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1by Aucott, Walter R.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
Government Document Book -
2by Kenny, J. F.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1999
Government Document Book -
3by Juracek, Kyle E.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1999
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4by Myers, Nathan C.“...[U.S. Dept. of the Interior, U.S. Geological Survey],...”
Published 1999
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5by Juracek, Kyle E.“...[U.S. Dept. of the Interior, U.S. Geological Survey],...”
Published 1999
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6by Mau, David P. (David Phillip)“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1999
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7by Kenny, J. F.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1984
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8by Pabst, B. J. (Barbara J.)“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1988
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9by Rutledge, A. T.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1990
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10by Falwell, Ronald D.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
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11by Perry, Charles A.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1991
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12by Hansen, Cristi V.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
Government Document Book -
13by Hansen, Cristi V.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
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14by Davis, Jerri V.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1992
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15by Perry, Charles A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
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16Published 1991“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
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17by Helgesen, John O.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1992
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18by Heck, Brian A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1992
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19by Trombley, Thomas J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1992
Government Document Microform Book -
20by Wolf, R. J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
Government Document Book