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Author
- Geological Survey (U.S.)39
- Christiansen, Robert L.3
- Fulton, R. J. (Robert John), 1937-3
- Ratcliffe, Nicholas M. (Nicholas Morley), 1938-3
- Amos, Dewey Harold, 1925-2
- Douglas, R. J. W. (Robert John Wilson), 1920-19792
- Geological Survey (South Africa)2
- Hedlund, David Carl, 1924-2
- Hose, Richard Kenneth, 1920-2
- Kehn, Thomas M.2
- Krieger, Medora Louise Hooper, 1905-19942
- McKay, E. J.2
- Moore, J. Casey, 1945-2
- Ontario. Geological Branch2
- Pierce, Kenneth Lee2
- Roehler, Henry W.2
- Saint Moulin, Léon de.2
- Wood, Gordon H. (Gordon Harry), 1919-2
- Anderson, Sidney B.1
- Black, Douglas F. B.1
