Creator
- Oregon State University. Agricultural Experiment Station495
- Oregon State University. Extension Service489
- Oregon. State Game Commission220
- Forest Products Laboratory (U.S.)190
- Oregon. Department Of Fish And Wildlife168
- Oregon State College. Agricultural Experiment Station167
- Oregon State College. Federal Cooperative Extension Service123
- Oregon. Dept. Of Geology And Mineral Industries94
- Oregon State University. Forest Research Laboratory91
- Oregon State University. Water Resources Research Institute84
- Oregon State College. Extension Service79
- Oregon. Fish Commission72
- United States. Agricultural Research Service60
- Oregon State University. College Of Forestry54
- Oregon State Agricultural College. Agricultural Experiment Station53
- Lane County Historical Society (Or.)52
- Oregon. Forest Lands Research Center, Corvallis52
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)50
- U.S. International Biological Program. Coniferous Forest Biome49
- United States. Department Of Agriculture45