Creator
- Oregon State University. Extension Service217
- Oregon State University. Agricultural Experiment Station169
- Oregon State College. Federal Cooperative Extension Service72
- Oregon State University65
- Oregon. Department Of Fish And Wildlife58
- Forest Products Laboratory (U.S.)47
- Oregon Agricultural College. Experiment Station46
- Oregon State University. Forest Research Laboratory43
- Oregon State College. Agricultural Experiment Station42
- Oregon. State Game Commission40
- Et Al.36
- Oregon Agricultural Experiment Station36
- Mahrt, Larry33
- Oregon State College. Extension Service31
- Oregon State University. College Of Forestry31
- Oregon State University. Cooperative Extension Service30
- United States. Forest Service28
- Lane County Historical Society (Or.)27
- Oregon State Agricultural College. Agricultural Experiment Station26
- Oregon State University. Malheur Experiment Station26