Creator
- Oregon State University. Extension Service74
- Oregon State University. Agricultural Experiment Station64
- Oregon State University. Cooperative Extension Service35
- Nelson, A. Gene23
- Lane County Historical Society (Or.)20
- U.S. International Biological Program. Coniferous Forest Biome20
- Oregon. Department Of Fish And Wildlife15
- Oregon State University. Water Resources Research Institute10
- Stewart, Nelson E.9
- University Of Washington9
- Oregon State University. Forest Research Laboratory8
- Osu Forestry Alumni Association8
- Upper Willamette Resource Conservation And Development Project8
- Oregon State University. Engineering Experiment Station7
- Oregon. Dept. Of Geology And Mineral Industries7
- Pacific Marine Fisheries Commission7
- Pearcy, William G.6
- United States. Forest Service6
- United States. Forest Service. Northern Region. State & Private Forestry6
- Becker, Manning H. (Manning Henry), 1922 5