Creator
- Oregon State University. Extension Service436
- Oregon State University. Agricultural Experiment Station269
- Oregon State University224
- Bragg, David E.110
- Oregon State University. Forest Research Laboratory89
- Et Al.72
- Oregon State University. College Of Forestry68
- Oregon State University. Water Resources Research Institute54
- United States. Agricultural Research Service54
- Lane County Historical Society (Or.)46
- Hannaway, D. B.44
- Oregon State College. Agricultural Experiment Station42
- Forest Products Laboratory (U.S.)41
- Institute For Natural Resources41
- Williams, David E.41
- Oregon. Dept. Of Geology And Mineral Industries40
- Hann, David W.39
- Rupp, David E.37
- Oregon. Department Of Fish And Wildlife36
- United States. Forest Service36