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1Published 1971“...United States Department of the Interior, Geological Survey,...”
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2by Love, S. K. (Samuel Kenneth), 1903-1995“...United States Department of the Interior, Geological Survey,...”
Published 1964
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3“...United States Department of the Interior, Geological Survey,...”
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4by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1931
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5by Grover, Nathan Clifford, 1868-1956“...Department of the Interior, United States Geological Survey,...”
Published 1918
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6by Grover, Nathan Clifford, 1868-1956“...Department of the Interior, United States Geological Survey,...”
Published 1925
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7by Wells, J. V. B.“...United States Department of the Interior, Geological Survey,...”
Published 1957
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8by Love, S. K. (Samuel Kenneth), 1903-1995“...United States Department of the Interior, Geological Survey,...”
Published 1966
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9by Wells, J. V. B.“...United States Department of the Interior, Geological Survey,...”
Published 1956
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10by Love, S. K. (Samuel Kenneth), 1903-1995“...United States Department of the Interior, Geological Survey,...”
Published 1958
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11by Wells, J. V. B.“...United States Department of the Interior, Geological Survey,...”
Published 1958
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Government Document eBook