- Oregon State University20
- Hatfield Marine Science Center4
- Oregon State University. Forest Research Laboratory4
- Osu Forestry Alumni Association4
- United States. Department Of Agriculture. Forestry Division4
- Baer, Adela S., 1931 3
- Carey, Andrew G., jr.3
- Fernow, B. E. (Bernhard Eduard), 1851 19233
- Mccauley, James E.3
- Oregon State College. Agricultural Experiment Station3
- Osu Oregon Forestry Alumni Association3
- Pearcy, William G.3
- Tratman, E. E. R. (Edward Ernest Russell), 1863 3
- United States. Bureau Of Land Management3
- Conover, Charles Tallmadge, 1862 19612
- Fan, Ying2
- Forster, William O.2
- Gilkey, Helen M., 1886 19722
- Ji, Xiulei2
- Klamath Falls Resource Area2