Creator
- Oregon State University48
- Oregon State University. Agricultural Experiment Station31
- Oregon State University. Extension Service29
- Klamath County (Or.)19
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club18
- Oregon State College. Extension Service17
- Oregon State University. College Of Forestry17
- Oregon State University. Klamath Agricultural Experiment Station16
- Oregon State University. Forest Research Laboratory14
- Et Al.13
- Oregon State College. Agricultural Experiment Station13
- Oregon State University. Department Of Oceanography12
- Osu Forestry Alumni Association12
- Oregon State Agricultural College. Agricultural Experiment Station11
- Oregon State University. Engineering Experiment Station11
- Oregon. Fish Commission11
- Fleishman, Erica10
- Oregon. Dept. Of Geology And Mineral Industries10
- Oregon. State Game Commission. Fishery Division10
- Potter, E. L. (Ermine Lawrence), 1884 10