Creator
- Oregon State University. Extension Service279
- Oregon State University. Agricultural Experiment Station242
- Oregon State University204
- Oregon State College. Agricultural Experiment Station125
- Oregon. State Game Commission125
- Oregon. Dept. Of Geology And Mineral Industries88
- Oregon. Department Of Fish And Wildlife86
- United States. Forest Service86
- Forest Products Laboratory (U.S.)80
- Lane County Historical Society (Or.)79
- Oregon State University. College Of Forestry79
- Oregon State University. Forest Research Laboratory63
- Oregon. Forest Lands Research Center, Corvallis58
- Oregon State University. Water Resources Research Institute55
- Oregon Agricultural Experiment Station47
- United States. Agricultural Research Service45
- Oregon Agricultural College. Experiment Station42
- Peterson, William T.42
- Et Al.41
- Pearcy, William G.41