- Oregon State University. College Of Forestry16
- Osu Forestry Alumni Association14
- Osu Oregon Forestry Alumni Association6
- Oregon State University. Forest Research Laboratory3
- Osc Oregon Forestry Alumni Association3
- Hermann, R.K.2
- United States. Forest Service2
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club2
- Adams, W. T.1
- Benzie, John W.1
- Brogan, Philip D.1
- Campbell, Robert K.1
- Casamajor, Paul1
- Cochran, Patrick Holmes, 1937 1
- Elias, Ani Anna1
- Forest History Society1
- Fowells, H. A. (Harry Ardell), 1908 1
- Fowells, Harry A. (Harry Ardell), 1908 1
- Gordon, Michael I.1
- Hawley, David Llewellyn1