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2by Elliott, John G. (John Grant), 1951-“...U.S. Geological Survey,...”
Published 1986
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3by Elliott, John G. (John Grant), 1951-“...U.S. Geological Survey,...”
Published 1988
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4by Moore, Jennifer L.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2011
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5by Linard, Joshua I.“...U.S. Department of the Interior, U.S. Geological Survey,...”
Published 2013
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6“...U.S. Department of the Interior, U.S. Geological Survey,...”
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7“...U.S. Department of the Interior, U.S. Geological Survey,...”
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8“...U.S. Department of the Interior, U.S. Geological Survey,...”
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9by Elliot John G. (John Grant), 1951-“...Dept. of the Interior, U.S. Geological Survey ;...”
Published 1987
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10by Elliott, John G. (John Grant), 1951-“...Dept. of the Interior, U.S. Geological Survey :...”
Published 1989
Government Document Book