Creator
- Oregon Agricultural College. Experiment Station19
- Oregon Agricultural College5
- Oregon State University5
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club5
- Oregon State University. College Of Forestry4
- Powers, W. L. (Wilbur Louis), 18874
- Adams, Paul D.3
- Aertgeerts, Kathleen3
- Bauer, Cary3
- Bell, Jeffrey A.3
- Berman, Helen M.3
- Bhat, Talapady N.3
- Blaney, Jeff M.3
- Bolton, Evan3
- Bricogne, Gerard3
- Brown, David3
- Burley, Stephen K.3
- Case, David A.3
- Clark, Kirk L.3
- Darden, Tom3