- Oregon State College. Federal Cooperative Extension Service218
- Oregon State College. Agricultural Experiment Station155
- Oregon. State Game Commission39
- Bouquet, A. G. B. (Arthur George Bristow), 1885 38
- Jackman, E. R. (Edwin Russell), 1894 32
- Jenkins, Lawrence31
- Mumford, D. Curtis (Dwight Curtis), 1900 29
- Oregon State College. Engineering Experiment Station24
- Oregon State College. Federal Cooperative Extension Service19
- Breithaupt, L. R. (Le Roy), 1886 18
- Oregon State College. Extension Service18
- Cowgill, Helen Julia17
- Wilster, G. H. (Gustav Hans), 189313
- Bennion, N. L. (Noel Lindsay), 1903 11
- Davis, George B. (George Balfour), 1915 10
- Deloach, D. B. (Daniel Barton), 1904 10
- Jones, I. R. (Idwal Ralph), 1898 10
- Kuhlman, G. W. (Gustav Wesley), 1894 10
- Price, F. E. (Frederick Earl), 1898 10
- Case, Lucy A.9