- Oregon State College. Federal Cooperative Extension Service8
- Jackman, E. R. (Edwin Russell), 1894 6
- Jenkins, Lawrence6
- Oregon State College. Agricultural Experiment Station4
- Bouquet, A. G. B. (Arthur George Bristow), 1885 2
- Cleaveland, Laura Mae1
- Davis, George B. (George Balfour), 1915 1
- Fenner, Dorothy Harstad1
- Haan, Clarence Melle1
- Highland, Richard William1
- Jones, Casey Stacey1
- Marion, Glenn Edwin1
- Mumford, D. Curtis (Dwight Curtis), 1900 1
- Oregon State College. Engineering Experiment Station1
- Robichaux, R. P. (Roy Paul), 1909 1
- Sprecher, Stanley Addison1
- Stein, R. W.1
- Stephenson, R. E. (Roscoe Elmo), 1885 1
- Stout, Roy Edgar, 1913 1
- Willey, Earl Clark, 1891 1