Creator
- Oregon State University. Agricultural Experiment Station321
- Oregon State University. Extension Service263
- Oregon State University219
- Oregon State College. Agricultural Experiment Station114
- Oregon Agricultural College. Experiment Station97
- Forest Products Laboratory (U.S.)80
- Oregon. State Game Commission77
- Oregon State University. Forest Research Laboratory65
- Oregon. Dept. Of Geology And Mineral Industries63
- Oregon. Fish Commission63
- Oregon State College. Extension Service60
- Oregon. Department Of Fish And Wildlife60
- Oregon State University. College Of Forestry59
- Lane County Historical Society (Or.)56
- Duncan, Robert A.54
- Huyer, Adriana, 1945 54
- Smith, Robert L. (Robert Lloyd), 1935 52
- Oregon State University. Water Resources Research Institute50
- United States. Forest Service50
- Fleischbein, Jane48