- Oregon. State Game Commission18
- Oregon State College. Agricultural Experiment Station9
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)5
- Gorton, W. W. (William Winfield), 1907 3
- Oregon State College. Extension Service3
- Dreesen, W. H. (William Henry), 1880 2
- Oregon State College. Federal Cooperative Extension Service2
- Oregon. Fish Commission2
- Bailey, Merle Parker1
- Besse, Ralph S. (Ralph Stephen), 1887 1
- Briegleb, Philip A.1
- Byrd, Alvin1
- Carr, James Anthony1
- Chown, Eleanor Eakin1
- Coos County (Or.)1
- Curry County (Or.)1
- Dawson, Alex Reed1
- Day, Wylie Ford1
- Gilliam, Louis L.1
- Hann, John H.1