Creator
- Oregon State University21
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club16
- Oregon State University. Agricultural Experiment Station14
- Oregon State College. Agricultural Experiment Station12
- Harper, J. A. (James Arthur), 1916 10
- Oregon State College. Extension Service8
- Oregon. Fish Commission8
- Gilmont, Susan7
- Markland, Mary7
- United States. Forest Service7
- Webster, Janet G.7
- Oregon State University. Extension Service6
- Hatch, Melville Harrison, 1898 5
- Klamath County (Or.)5
- Oregon State University Library. Social Sciences & Humanities Department5
- Oregon State University. Forest Research Laboratory5
- Oregon State University. Klamath Agricultural Experiment Station5
- Oregon. Dept. Of Geology And Mineral Industries5
- Lane County Historical Society (Or.)4
- Lane County Pioneer Historical Society (Or.)4