Creator
- Oregon State University. Water Resources Research Institute81
- Oregon State University. Air Resources Center37
- Oregon State University. Extension Service27
- Oregon. State Water Resources Board13
- United States. Soil Conservation Service11
- Oregon State College. Agricultural Experiment Station10
- United States. Forest Service10
- United States. Department Of Agriculture. Economic Research Service9
- Upper Willamette Resource Conservation And Development Project8
- Geological Survey (U.S.)7
- Klingeman, Peter C.7
- Usda Field Advisory Committee7
- Usda Oregon River Basin Survey Party7
- Miner, J. Ronald6
- Nickelson, Thomas E.6
- Bayer, Range D., 1947 5
- Glendening, Elaine A.4
- Jackson, John E.4
- Gleeson, George Walter, 1905 3
- Independent Multidisciplinary Science Team (Or.)3