Creator
- Oregon State University. Extension Service345
- Oregon State University. Agricultural Experiment Station323
- Oregon State University207
- Oregon Agricultural College. Experiment Station100
- Oregon State College. Agricultural Experiment Station71
- Oregon. Department Of Fish And Wildlife68
- Oregon. Dept. Of Geology And Mineral Industries67
- Oregon State University. Forest Research Laboratory66
- Forest Products Laboratory (U.S.)60
- Oregon State University. Water Resources Research Institute59
- Pacific Northwest Cooperative Extension59
- Oregon. State Game Commission56
- Moum, James N.51
- James, Robert L.50
- Lane County Historical Society (Or.)48
- Oregon State University. College Of Forestry46
- Washington State University. Cooperative Extension46
- United States. Department Of Agriculture45
- Oregon State College. Extension Service44
- Et Al.41