- Forest Products Laboratory (U.S.)29
- Oregon State College. Agricultural Experiment Station28
- Oregon State College. Federal Cooperative Extension Service15
- Oregon. State Game Commission15
- Mumford, D. Curtis (Dwight Curtis), 1900 9
- Marriage, Lowell D.8
- Fobes, E. W.7
- Oregon. Fish Commission6
- Oregon Fish Commission. Shellfish Program5
- Tollefson, Roger5
- Davis, George B. (George Balfour), 1915 4
- Kuhlman, G. W. (Gustav Wesley), 1894 4
- Oregon State College. Engineering Experiment Station4
- Jones, I. R. (Idwal Ralph), 1898 3
- App, Jean2
- Becker, Manning H. (Manning Henry), 1922 2
- Bradshaw, Archie2
- Graham, Robert D.2
- Harris, Elwin E.2
- Huber, M. G.2