- Oregon State University63
- Oregon State University. Agricultural Experiment Station42
- Oregon State University. Extension Service42
- Oregon State College. Engineering Experiment Station33
- Oregon State College. Extension Service33
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club23
- Maul, Jerry Lee16
- Oregon State University. Engineering Experiment Station16
- Anderson Wilk, Mark15
- Bauer, Michael E.15
- Dreves, Amy J.15
- Fick, Barbara Jean15
- Gentle, Tom15
- Glick, G. (Gail)15
- Langellotto, Gail Ann15
- Locke, Kerry A.15
- Long, L. E. (Lynn Edwards), 1953 15
- Lundin, Fred15
- Mcneilan, Jan15
- Mcneilan, Ray A.15