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1by Vanderwilt, John W., 1898-1992“...United States Department of the Interior, Geological Survey,...”
Published 1937
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2by Singewald, Q. D. (Quentin Dreyer), 1902-1987“...United States Department of the Interior, Geological Survey,...”
Published 1950
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3by Singewald, Q. D. (Quentin Dreyer), 1902-1987, Butler, B. S. (Bert Sylvenus), 1877-1960“...United States Department of the Interior, Geological Survey,...”
Published 1941
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4by Fischer, R. P. (Richard Philip), 1910-1991“...United States Department of the Interior, Geological Survey,...”
Published 1942
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5by Lovering, T. S. (Thomas Seward), 1896-1991“...United States Department of the Interior, Geological Survey,...”
Published 1935
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6by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1930
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7by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1931
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8by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1936
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9by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1937
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10by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1937
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11by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1937
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12by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1937
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13by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1939
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14by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1938
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15by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1940
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16by Grover, Nathan Clifford, 1868-1956“...United States Department of the Interior, Geological Survey,...”
Published 1939
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17by Parker, Glenn L. (Glenn Lane), 1884-, Beckman, H. C. (Henry Claus), 1888-, Bolon, H. C.“...United States Department of the Interior, Geological Survey,...”
Published 1943
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18by Paulsen, Carl G.“...United States Department of the Interior, Geological Survey,...”
Published 1949
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19by Paulsen, Carl G.“...United States Department of the Interior, Geological Survey,...”
Published 1948
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20by Hendricks, E. L. (Ernest LeRoy), 1909-“...United States Department of the Interior, Geological Survey,...”
Published 1961
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