Creator
- Oregon State University. Agricultural Experiment Station112
- Oregon. Dept. Of Geology And Mineral Industries65
- Oregon. Department Of Fish And Wildlife55
- Oregon State University. Extension Service48
- Oregon. State Game Commission39
- U.S. International Biological Program. Coniferous Forest Biome38
- Oregon State University. Forest Research Laboratory28
- Oregon State University. Water Resources Research Institute27
- University Of Washington27
- Lane County Historical Society (Or.)20
- Oregon. Wildlife Commission20
- Columbia River Gillnetter (Columbia River Fishermen's Protective Union)15
- United States. Forest Service. Northern Region. State & Private Forestry15
- Oregon State University. Extension Service/Marine Advisory Program13
- Mason, Ralph S.12
- Upper Willamette Resource Conservation And Development Project12
- Oregon State University. Engineering Experiment Station11
- Smith, Frederick J. (Frederick John), 1936 9
- United States. Forest Service9
- Beaulieu, John D.8