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1by Ridgley, Jennie L.“...U.S. Geological Survey bulletin ;...”
Published 1995
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2by Nuccio, Vito F.“...U.S. Geological Survey bulletin ;...”
Published 1996
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5by Nuccio, Vito F.“...U.S. Geological Survey bulletin ;...”
Published 1989
Government Document Book -
6by Nuccio, Vito F.“...U.S. Geological Survey bulletin ;...”
Published 1990
Government Document Book -
7by Johnson, Ronald C. (Ronald Carl), 1950-“...U.S. Geological Survey bulletin ;...”
Published 1993
Government Document Book -
8by Johnson, Samuel Y.“...U.S. Geological Survey bulletin ;...”
Published 1987
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9by Wilson, Michael S.“...U.S. Geological Survey bulletin ;...”
Published 2001
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10by Johnson, Ronald C. (Ronald Carl), 1950-“...U.S. Geological Survey bulletin ;...”
Published 2001
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11
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12by Nuccio, Vito F.“...U.S. Geological Survey bulletin ;...”
Published 1991
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13