Creator
- Oregon. State Game Commission159
- Oregon State University147
- Oregon State University. Extension Service134
- Oregon State University. Agricultural Experiment Station123
- Oregon State Agricultural College. Agricultural Experiment Station80
- Oregon State College. Agricultural Experiment Station77
- Forest Products Laboratory (U.S.)72
- Spatafora, Joseph W.42
- Oregon State University. College Of Forestry38
- Oregon. Dept. Of Geology And Mineral Industries38
- Et Al.35
- Lane County Historical Society (Or.)33
- United States. Agricultural Research Service29
- Columbia Basin Agricultural Research Center27
- Oregon State University. Engineering Experiment Station26
- Oregon State University. Forest Research Laboratory24
- Blew, Joseph Oscar, 1904 21
- Oregon State University. Cooperative Extension Service21
- United States. Forest Service21
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club21