Creator
- Oregon. Dept. Of Geology And Mineral Industries105
- Oregon. State Game Commission70
- Oregon State University. Agricultural Experiment Station58
- Oregon State University. Extension Service49
- Oregon State College. Extension Service47
- Oregon State University43
- Oregon State University. College Of Forestry39
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club27
- Forest Products Laboratory (U.S.)24
- Oregon Agricultural College. Experiment Station24
- United States. Forest Service22
- United States. Agricultural Research Service21
- Mason, Ralph S.19
- Oregon. Department Of Fish And Wildlife19
- Oregon. Wildlife Commission19
- Newton, Vernon C.15
- Oregon State University. Engineering Experiment Station15
- Oregon. State Game Commission. Fishery Division15
- Osu Forestry Alumni Association15
- Pacific Marine Fisheries Commission15