Creator
- Oregon State University. Agricultural Experiment Station334
- Oregon State University. Extension Service266
- Oregon State University211
- Oregon Agricultural College. Experiment Station102
- Oregon. State Game Commission85
- Oregon. Dept. Of Geology And Mineral Industries67
- Oregon State College. Agricultural Experiment Station66
- Oregon State University. College Of Forestry64
- Oregon State University. Forest Research Laboratory63
- Oregon. Department Of Fish And Wildlife60
- Lane County Historical Society (Or.)59
- Baggett, James R.58
- Oregon State University. Water Resources Research Institute57
- Forest Products Laboratory (U.S.)56
- Moum, James N.51
- James, Robert L.47
- Oregon State College. Extension Service44
- Pacific Northwest Cooperative Extension43
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)42
- United States. Forest Service42