Creator
- Forest Products Laboratory (U.S.)1,551
- Oregon State University. Extension Service405
- Oregon State University. Agricultural Experiment Station316
- United States. Forest Service128
- United States. Department Of Agriculture123
- Oregon. Department Of Fish And Wildlife117
- Washington State University. Cooperative Extension109
- Pacific Northwest Cooperative Extension93
- Oregon State Agricultural College. Agricultural Experiment Station84
- University Of Idaho. Cooperative Extension Service82
- Oregon. Dept. Of Geology And Mineral Industries76
- Oregon State College. Agricultural Experiment Station72
- Oregon State University. Forest Research Laboratory69
- Oregon State University. Water Resources Research Institute67
- United States. Agricultural Research Service65
- Fobes, E. W.58
- United States. Forest Service. Northern Region58
- Norris, Charles, B. (Charles Brazer), 1894 51
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)50
- Browne, F. L. (Frederick Lincoln), 1895 43