Creator
- Oregon State University. Extension Service296
- Oregon State University. Agricultural Experiment Station251
- Oregon State University199
- Oregon State College. Agricultural Experiment Station118
- Oregon. State Game Commission114
- Oregon. Dept. Of Geology And Mineral Industries88
- Forest Products Laboratory (U.S.)85
- United States. Forest Service78
- Oregon. Department Of Fish And Wildlife76
- Lane County Historical Society (Or.)68
- Oregon State University. College Of Forestry63
- Oregon State University. Forest Research Laboratory57
- Peterson, William T.50
- Oregon State University. Water Resources Research Institute48
- United States. Agricultural Research Service45
- Oregon Agricultural Experiment Station43
- Pearcy, William G.42
- Et Al.40
- Oregon Agricultural College. Experiment Station40
- Oregon. Forest Lands Research Center, Corvallis39