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Creator
- Oregon Century Farm & Ranch Program 360
- Crop and Soil Science 60
- OSC News Bureau Photo 31
- Oregon State University. Agricultural Experiment Station 25
- Oregon State College. Federal Cooperative Extension Service 13
- Morgan, Genevieve 10
- Vaughan, Thomas, 1924-2013 6
- Scharf, Judith 5
- Oregon. State Department of Agriculture 4
- McKennon, Frank 3
- Michael Baker Jr., Inc. 3
- Sharett, Moshe, 1894-1965 3
- Birot, Pierre 2
- Bowlby, Fred H., Sr. 2
- Dresch, Jean 2
- Frank, Alice Ingram 2
- Harrison, Lillian M. 2
- Maple, Howard 2
- Marsh, William H. 2
- Oregon State College. Agricultural Experiment Station 2