- Oregon State College. Extension Service3
- Oregon State University. Agricultural Experiment Station3
- Osu Oregon Forestry Alumni Association3
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)3
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club3
- Hermann, Richard K.2
- Lavender, Denis P.2
- Osc Oregon Forestry Alumni Association2
- Osgood, William Cyril2
- Osu Forestry Alumni Association2
- Abbott, Carl1
- Adler, Sy, 1950 1
- Aho, Paul E.1
- Andersen, Peter C.1
- Anh, Dang Thi1
- Appleton, John B. (John Bargate)1
- Arthur J. Boucot1
- Bel Isle, Dennis Marc1
- Benton County Retired Senior Volunteer Program (Or.)1
- Besse, Ralph S. (Ralph Stephen), 1887 1