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1by Evans, James George, 1938-“...Geological Survey bulletin ;...”
Published 1982
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2by Evans, James George, 1938-“...Geological Survey bulletin ;...”
Published 1980
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3by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 1988
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5by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 1987
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6by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 2006
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Government Document eBook -
7by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 2006
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8by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 1990
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9
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10by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 1990
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11by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 1990
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12by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 1987
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13by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 1988
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14by Evans, James George, 1938-“...U.S. Geological Survey bulletin ;...”
Published 1989
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Government Document eBook