Author
Geological Survey (U.S.),
3
Cadigan, Robert Allen, 1918-
2
Fox, J. E. 1943-
2
Geological Survey (U.S.)
2
Higley, Debra K.
2
Pipiringos, G. N. 1918-
2
Barnes, Phineas
1
Clarks, Frank Wigglesworth, 1847-1931
1
Dall, William Healey, 1845-1927
1
Hardy, Clyde T., 1921-1998
1
Howe, Henry Marion, 1848-1922
1
Imlay, Ralph W. 1908-1989
1
Imlay, Ralph W. 1908-1989,
1
Santos, Elmer S.
1
Santos, Elmer S.,
1
Stokes, William Lee, 1915-1994
1
U.S. Atomic Energy Commission,
1
Walcott, Charles D. 1850-1927
1
White, Charles A. 1826-1910
1
Williams, George Huntington, 1856-1894
1