Creator
- Oregon State University. Agricultural Experiment Station41
- Oregon State University. Water Resources Research Institute16
- Oregon. Dept. Of Geology And Mineral Industries13
- Southern Oregon Agricultural Experiment Station11
- Westigard, Peter H.11
- Oregon State University. Extension Service10
- U.S. International Biological Program. Coniferous Forest Biome8
- Columbia River Gillnetter (Columbia River Fishermen's Protective Union)7
- Osu Forestry Alumni Association7
- Frenkel, Robert E.6
- Lane County Historical Society (Or.)6
- Oregon. Department Of Fish And Wildlife6
- Oregon. State Game Commission6
- Pacific Marine Fisheries Commission6
- University Of Washington6
- Upper Willamette Resource Conservation And Development Project6
- Oregon State University. Engineering Experiment Station5
- Oregon State University. School Of Oceanography5
- United States. Forest Service5
- Mason, Ralph S.4