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- Agricultural exhibitions 462
- Potatoes 19
- Sheep 17
- Exhibitions 15
- Oregon Potato Commission 15
- Students 12
- Universities and colleges--Faculty 12
- Peach 10
- 4-H clubs 8
- Dahlias 8
- Bee culture 7
- Fruit 7
- Straw--Utilization 7
- Bulls 6
- Irrigation 6
- Onions 6
- Oregon State University. Extension Service 6
- Oregon Wheat Commission 6
- Children 5
- PacifiCorp 5