- Geological Survey (U.S.)4
- Gibbons, Anthony B.2
- Blade, Lawrence V. (Lawrence Vernon), 1917-1
- Bortleson, Gilbert Carl, 1940-1
- Carson, Robert J.1
- Hutchison, R. P.1
- Martinson, R. K.1
- Overbey, W. K. (William K.), author1
- Peck, John H., 1937-1
- Richardson, Donald, 1925-1
- Smith, Mackey1
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