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Lindgren, Waldemar, 1860-1939. (Geological Survey (United States), 1896)

Shaw, E. W. (Eugene Wesley), 1881-1935. (Geological Survey (United States), 1913)

Jaggar, Jaggar, Thomas Augustus, 1871-1953.; Palache, Charles, b. 1869. (Geological Survey (United States), 1905)

Alden, William C. (William Clinton), b. 1871. (Geological Survey (United States), 1902)

Fuller, Myron L. (Geological Survey (United States), 1903)

Darton, Nelson Horatio, 1865-1948. (Geological Survey (United States), 1904)

Cross, Whitman, 1854-1949. (Geological Survey (United States), 1899)

Fuller, Myron L. (Geological Survey (United States), 1903)

Taff, Joseph A. (Joseph Alexander), b. 1862. (Geological Survey (United States), 1905)

Hill, Robert Thomas, 1858-1941. (Geological Survey (United States), 1897)