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3by Asquith, William H.“...U.S. Geological Survey,...”
Published 2009
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4by Asquith, William H.“...U.S. Geological Survey,...”
Published 2008
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5by Asquith, William H.“...U.S. Geological Survey,...”
Published 1999
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10by Lanning-Rush, Jennifer“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
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11by Asquith, William H.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1995
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12by Judd, Linda J.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1996
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13by Asquith, William H.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 1997
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14by Asquith, William H.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1998
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15by Asquith, William H.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1999
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16by Asquith, William H.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2003
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17Published 2006“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
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18by Asquith, William H.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2007
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19by Heitmuller, Franklin T.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2008
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20by Asquith, William H.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 2001
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Government Document eBook