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Creator
- Crop and Soil Science 26
- Henderson, Robert W. (Robert Wesley), 1914-2006 4
- Gandy Company (Owatonna, Minn.) 2
Topic
- Agricultural machinery 26
- Agriculture 25
- Harvesting 20
- Graminaceae 19
- Oregon State Agricultural College. Experiment Station 6
- Universities and colleges--Faculty 3
- Cherry 2
- Hay 2
- Orchards 2
- Sowing--Equipment and supplies 2
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Rights
- In Copyright 26
Format
- image/tiff 26