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Author
- Geological Survey (U.S.)8
- Bluemle, John P.3
- Harris, Kenneth L.2
- Lemke, Richard W. (Richard Walter), 1913-20032
- Townsend, Roland C.2
- Anderson, Sidney B.1
- Clayton, Lee, 1938-1
- Clayton, Lee, 1938-20141
- Colton, Roger B. (Roger Burnham), 1924-1
- Cooley, M. E. (Maurice E.)1
- Dobbin, C. E. (Carroll Edward), 1892-19671
- Hall, Charles M. (Charles Monroe), 1870-19031
- Kresl, Ronald J.1
- Lord, Mark L.1
- Moore, Walter L., 1916-1
- Moran, Stephen R.1
- Willard, Daniel E. (Daniel Everett), 1862-1
