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1by Halford, Keith J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
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2by DelCharco, M. J. (Michael J.)“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
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3by Levesque, Victor A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1997
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4by Willard, Debra A.“...[U.S. Dept. of the Interior, U.S. Geological Survey],...”
Published 1997
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5by Tillis, Gina M.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
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6Published 1999“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
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7by Lidz, Barbara H.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1998
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8by Simon, N. S.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1998
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9by Davis, J. Hal“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
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10Published 1999“...[U.S. Dept. of the Interior, U.S. Geological Survey],...”
PURL access list of fact sheets from which a link may be made to the title desired
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11by Taylor, G. F. (George Fred)“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1990
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12by Kimrey, Joel O. (Joel Otto), 1931-“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1990
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13by Phelps, G. G.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1990
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14by Chin, David A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1990
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15by Leitman, Helen M.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
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16by Radell, Mary Jo“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
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17by Duerr, A. D.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
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18by Sonenshein, R. S.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1990
Government Document Book -
19by Knochenmus, Lari A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1991
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20Published 1991“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Government Document Book