Creator
- Oregon State University. Extension Service207
- Oregon State University181
- Oregon State University. Agricultural Experiment Station149
- Oregon. State Game Commission67
- Oregon State College. Agricultural Experiment Station52
- Forest Products Laboratory (U.S.)49
- Oregon State University. College Of Forestry45
- Oregon State College. Federal Cooperative Extension Service42
- Oregon State University. Forest Research Laboratory42
- Oregon State University. Water Resources Research Institute39
- Seavert, Clark F.39
- Oregon State College. Engineering Experiment Station37
- Oregon State College. Extension Service37
- Et Al.36
- Clark, R. Ralph35
- Jaiswal, Pankaj35
- United States. Forest Service33
- Lane County Historical Society (Or.)31
- Oregon. Department Of Fish And Wildlife30
- Clark, Deborah Louise, 1950 29