Creator
- Oregon State University42
- Oregon State University. Agricultural Experiment Station30
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)28
- Oregon State University. Extension Service24
- Lane County Historical Society (Or.)22
- Oregon. Department Of Fish And Wildlife17
- Oregon State University. College Of Forestry16
- United States. Forest Service16
- Oregon State College. Agricultural Experiment Station14
- Oregon State University. Malheur Experiment Station13
- Thompson, B. G. (Benjamin Garrison), 1891 13
- Et Al.12
- Oregon State University. Forest Research Laboratory12
- Oregon. Dept. Of Geology And Mineral Industries12
- Oregon. State Game Commission10
- Webster, Janet G.9
- Gilmont, Susan8
- Halpern, Benjamin S.8
- Laurel, Benjamin J.8
- Moravets, F. L.8