- Geological Survey (U.S.)13
- McKee, Edwin H.2
- Brokaw, Arnold Leslie, 1911-1
- Carlson, John Edward, 1919-1
- Christiansen, Robert L.1
- Fernald, Arthur T. (Arthur Thomas), 1917-1
- Hinrichs, E. Neal1
- Noble, Donald C.1
- Orkild, Paul P.1
- Warren, David H.1
- Zietz, Isidore, 1919-1
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