Creator
- Oregon State University. Extension Service352
- Oregon State University. Agricultural Experiment Station341
- Oregon State University183
- Oregon Agricultural College. Experiment Station105
- Oregon State College. Agricultural Experiment Station92
- Oregon. State Game Commission85
- Oregon. Department Of Fish And Wildlife77
- Oregon. Dept. Of Geology And Mineral Industries68
- Oregon State University. Forest Research Laboratory59
- Oregon State University. Water Resources Research Institute58
- Baggett, James R.57
- Forest Products Laboratory (U.S.)56
- Lane County Historical Society (Or.)54
- Moum, James N.50
- James, Robert L.47
- Oregon State University. College Of Forestry47
- Oregon State Agricultural College. Agricultural Experiment Station46
- Oregon State College. Extension Service46
- Pacific Northwest Cooperative Extension46
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)43