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1by Harp, Edwin L.“...U.S. Geological Survey,...”
Published 2006
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4Published 2006“...U.S. Geological Survey,...”
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5by Lubow, Bruce C.“...U.S. Geological Survey,...”
Published 2007
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6by Hallberg, Laura L.“...U.S. Geological Survey,...”
Published 2007
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7by Nanus, Leora“...U.S. Geological Survey,...”
Published 2005
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8by Clark, Melanie L.“...U.S. Geological Survey,...”
Published 2009
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9by Nelson, Philip H.“...U.S. Geological Survey,...”
Published 2009
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11by Love, J. D. (John David), 1913-2002, Browne, D. G. (Donald G.), Carter, Lorna M., Smith, L. E. (Lawrence E.)“...U.S. Geological Survey,...”
Published 2004
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12by Lowham, H. W.“...U.S. Geological Survey,...”
Published 1978
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13
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14by Lowham, H. W.“...U.S. Geological Survey,...”
Published 1982
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15by Kircher, J. E.“...U.S. Geological Survey,...”
Published 1982
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16
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17by Adams, D. Briane“...U.S. Geological Survey,...”
Published 1983
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18by Lowham, H. W.“...U.S. Geological Survey,...”
Published 1982
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