Creator
- Oregon State University. Agricultural Experiment Station440
- Oregon State University. Extension Service348
- Oregon. State Game Commission271
- Forest Products Laboratory (U.S.)210
- Oregon. Department Of Fish And Wildlife140
- Oregon. Dept. Of Geology And Mineral Industries140
- Oregon State College. Agricultural Experiment Station135
- Oregon State University. Forest Research Laboratory130
- Oregon State Agricultural College. Agricultural Experiment Station122
- Oregon State University. Water Resources Research Institute77
- Barth, John A.70
- Oregon State University. College Of Forestry69
- Oregon State College. Extension Service67
- Oregon. Fish Commission60
- United States. Agricultural Research Service59
- Lane County Historical Society (Or.)53
- United States. Forest Service50
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)47
- Institute For Natural Resources44
- U.S. International Biological Program. Coniferous Forest Biome42