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Author
- Geological Survey (U.S.)10
- Myers, Donald A., 1921-5
- Moench, Robert Hadley, 1926-3
- Bachman, George Odell2
- Drewes, Harald, 1927-2
- Maxwell, Charles H. (Charles Henry), 1923-2
- RatteĢ, James Clifford, 1925-2
- Thorman, Charles H.2
- Darton, Nelson Horatio, 1865-19481
- Hackman, Robert J.1
- Hayes, Philip Thayer, 1923-1
- Hernon, Robert Mann, 1907-19651
- Johnson, Ross B., 1919-1
- Lee, Willis Thomas, 1864-19261
- Lipman, Peter W.1
- Lopez, David A.1
- Machette, Michael N.1
- Pillmore, C. L., 1930-1
- Schlee, John Stevens, 1928-1
