- United States. Office Of Water Resources Research9
- Zimmerman, Martin (Martin Joseph)9
- Coppedge, Robert O.8
- Dyrness, C. T.8
- Frenkel, Robert E.8
- Fritschen, Leo8
- Hilderbrand, Kenneth S.8
- Hosie, Michael J.8
- Jackman, E. R.8
- Jackman, E. R. (Edwin Russell), 1894 19678
- Johnston, Alberta B.8
- Koepsell, Paul A.8
- Lavender, Denis P.8
- Lood, Rudolph C.8
- Lukas, Gerald8
- Macswan, Iain C.8
- Mcguire, W. S.8
- Murphy, Bill (William Michael)8
- Oregon State College. Agricultural Experiment Station8
- Oregon State University. Engineering Experiment Station8