Creator
- Oregon Agricultural College. Experiment Station60
- Oregon State University. Extension Service37
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)35
- Oregon State University. College Of Forestry23
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club20
- Oregon State University. Agricultural Experiment Station19
- Lane County Historical Society (Or.)17
- Oregon State University. Cooperative Extension Service17
- Oregon State University. Forest Research Laboratory17
- Stockey, Ruth A.17
- Oregon State University16
- Hatfield Marine Science Center14
- Lane County Pioneer Historical Society (Or.)14
- Oregon State University Libraries And Press14
- Oregon State College. Agricultural Experiment Station13
- Osu Forestry Alumni Association13
- Rothwell, Gar W.12
- United States. Forest Service12
- Potter, E. L. (Ermine Lawrence), 1884 11
- Avery, Bonnie E.10