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3by Bevans, Hugh E.“...U.S. Geological Survey,...”
Published 1984
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4by Bevans, Hugh E.“...U.S. Geological Survey,...”
Published 1989
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5by Bevans, Hugh E.“...U.S. Geological Survey,...”
Published 1982
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6
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7by Bevans, Hugh E.“...U.S. Dept. of the Interior, U.S. Geological Survey ;...”
Published 1993
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8by Kenny, J. F.“...U.S. Dept. of the Interior, Geological Survey ;...”
Published 1983
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9by Pope, Larry M.“...U.S. Dept. of the Interior, Geological Survey ;...”
Published 1984
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10by Pope, Larry M.“...Dept. of the Interior, U.S. Geological Survey,;...”
Published 1987
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11Published 1984“...U.S. Dept. of the Interior, Geological Survey,...”
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12by Bevans, Hugh E.“...Dept. of the Interior, U.S. Geological Survey ;...”
Published 1989
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13by Bevans, Hugh E.“...U.S. Dept. of the Interior, U.S. Geological Survey : U.S. G.P.O. ;...”
Published 1995
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