- Oregon State University. Extension Service5
- Berglund, Erwin R.1
- Capizzi, Joseph1
- Crabtree, Garvin Dudley1
- Every, R. W.1
- Gardner, E. Hugh1
- Garren, Ralph1
- Jackson T. L.1
- Rowley, Marvin L.1
- Rudinsky, J. A. (Julius Alexander), 1917 1
- Sutherland, Charles F.1
- Youngberg, Harold1