Creator
- Oregon State College. Extension Service[remove]22
- Josephine County (Or.)2
- Klamath County (Or.)2
- Tillamook County (Or.)2
- Umatilla County (Or.)2
- Clackamas County (Or.)1
- Clatsop County (Or.)1
- Coos County (Or.)1
- Deschutes County (Or.)1
- Gilliam County (Or.)1
- Jackson County (Or.)1
- Jefferson County (Or.)1
- Lane County (Or.)1
- Linn County (Or.)1
- Long Range Planning Conference (1924)1
- Long Range Planning Conference (1936 : Tillamook County, Or.)1
- Long Range Planning Conference (1938 : Gilliam County, Or.)1
- Long Range Planning Conference (1938 : Klamath County, Or.)1
- Long Range Planning Conference (1946 : Jefferson County, Or.)1
- Long Range Planning Conference (1946 : Josephine County, Or.)1