Creator
- Oregon State Agricultural College. Agricultural Experiment Station138
- Oregon State University. Agricultural Experiment Station100
- Oregon State College. Agricultural Experiment Station79
- Oregon State University. Extension Service75
- Oregon State University63
- Oregon Agricultural College. Experiment Station44
- Oregon State University. College Of Forestry37
- Oregon State University. Malheur Experiment Station32
- Oregon. Department Of Fish And Wildlife23
- Hatfield Marine Science Center21
- Oregon. Dept. Of Geology And Mineral Industries20
- United States. Agricultural Research Service20
- Columbia River Gillnetter (Columbia River Fishermen's Protective Union)18
- Oregon State University. Forest Research Laboratory17
- Powers, W. L. (Wilbur Louis), 188716
- Stephenson, Garry Owen16
- Franklin, Jerry F.15
- Hartman, Henry, 1889 15
- Osu Forestry Alumni Association15
- Weiland, Jerry E.15