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1by Cox, Dennis P.“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1984
Government Document Book -
2by Ludington, Steve“...U.S. Dept. of the Interior, Geological Survey,...”
Published 1984
Government Document Book -
3by Wrege, Beth M.“...U.S. Dept. of the Interior, Geological Survey ;...”
Published 1985
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4Published 1988“...U.S. Dept. of the Interior, Geological Survey,...”
Government Document Microform Book -
5Published 1987“...U.S. Dept. of the Interior, Geological Survey,...”
Government Document Microform Book -
6by Nowlan, G. A.“...U.S. Dept. of the Interior, Geological Survey :...”
Published 1988
Government Document Microform Book -
7by Cox, Dennis P.“...U.S. Dept. of the Interior, Geological Survey :...”
Published 1988
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8Published 1988“...U.S. Dept. of the Interior, Geological Survey :...”
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9by McHugh, John B.“...U.S. Dept. of the Interior, Geological Survey :...”
Published 1989
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10Published 1989“...U.S. Dept. of the Interior, Geological Survey :...”
Government Document Microform Book -
11Published 1990“...U.S. Dept. of the Interior, Geological Survey,...”
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12by Gray, Floyd“...U.S. Department of the Interior, Geological Survey,...”
Published 1992
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13by Gray, Floyd“...U.S. Department of the Interior, Geological Survey,...”
Published 1992
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14“...United States Department of the Interior, Geological Survey,...”
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15“...United States Department of the Interior, Geological Survey,...”
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16“...United States Department of the Interior, Geological Survey,...”
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17by Gilluly, James, 1896-1980“...United States Department of the Interior, Geological Survey,...”
Published 1946
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18by Andrews, David A.“...United States Department of the Interior, Geological Survey,...”
Published 1937
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19by Anderson, T. W. (Thomas Warren), 1940-“...United States Department of the Interior, Geological Survey,...”
Published 1972
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20by Gilluly, James, 1896-1980“...United States Department of the Interior, Geological Survey,...”
Published 1946
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