Creator
- Oregon State College. Extension Service[remove]31
- Clackamas County (Or.)2
- Jackson County (Or.)2
- Baker County (Or.)1
- Benton County (Or.)1
- Clatsop County (Or.)1
- Columbia County (Or.)1
- Coos County (Or.)1
- Crook County (Or.)1
- Curry County (Or.)1
- Deschutes County (Or.)1
- Gilliam County (Or.)1
- Harney County (Or.)1
- Jefferson County (Or.)1
- Josephine County (Or.)1
- Lake County (Or.)1
- Lane County (Or.)1
- Lincoln County (Or.)1
- Linn County (Or.)1
- Long Range Planning Conference (1946 : Benton County, Or.)1