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1by Sloto, Ronald A.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1989
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2by Vogel, Karen L.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
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3by Hardy, Mark A.“...U.S. Dept. of the Interior U.S. Geological Survey ;...”
Published 1995
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4by Senior, Lisa A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
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5by Senior, Lisa A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1997
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6by Schreffler, Curtis L.“...U.S. Dept. of the Interior, U.S. Geological Survey :...”
Published 1996
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7by Sloto, Ronald A.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1998
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8by Senior, Lisa A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
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9by Town, Debra A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2001
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10by Reif, Andrew G.“...[U.S. Dept. of the Interior, U.S. Geological Survey],...”
Published 2002
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11by Reif, Andrew G.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1999
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12by Sloto, Ronald A.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2002
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13by Sloto, Ronald A.“...[U.S. Dept. of the Interior, U.S. Geological Survey],...”
Published 2002
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14by Reif, Andrew G.“...[U.S. Dept. of the Interior, U.S. Geological Survey],...”
Published 2002
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15by Reif, Andrew G.“...[U.S. Dept. of the Interior, U.S. Geological Survey],...”
Published 2002
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16by Reif, Andrew G.“...[U.S. Dept. of the Interior, U.S. Geological Survey],...”
Published 2002
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17by Reif, Andrew G.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2002
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18by Schreffler, Curtis L.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2005
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19by Town, Debra A.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2001
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20Published 2005“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
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Government Document Book