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1by Leeth, David C.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1999
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2by Stamey, Timothy C.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
Government Document Microform Book -
3by Cressler, Alan M.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
Government Document Microform Book -
4by McConnell, James B.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1984
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5by Chapman, M. J. (Melinda J.)“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1990
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6by Hicks, D. W.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
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7Published 1991“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Book -
8Published 1991“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Government Document Microform Book -
9Published 1991“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Microform Book -
10by Chapman, M. J. (Melinda J.)“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
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11by Marella, Richard L.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
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12Published 1993“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Microform Book -
13Published 1991“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Microform Book -
14by Hess, Glen W. (Glen William), 1960-“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
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15Published 1994“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Microform Book -
16by Berndt, Marian P.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
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17by Marella, Richard L.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
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18by Crandall, Christy A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
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19Published 1994“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Book -
20Published 1996“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Book