Creator
- Oregon State University. Extension Service308
- Oregon State University. Agricultural Experiment Station301
- Oregon State University218
- Oregon. State Game Commission115
- Oregon. Dept. Of Geology And Mineral Industries101
- Oregon State College. Agricultural Experiment Station98
- Forest Products Laboratory (U.S.)86
- Oregon State University. Forest Research Laboratory84
- United States. Forest Service77
- Lane County Historical Society (Or.)75
- Oregon State University. College Of Forestry75
- Et Al.73
- Oregon. Department Of Fish And Wildlife65
- Oregon Agricultural College. Experiment Station61
- Oregon Agricultural Experiment Station60
- Oregon State University. Water Resources Research Institute59
- Peterson, William T.51
- United States. Agricultural Research Service50
- Oregon State College. Extension Service48
- Pearcy, William G.45