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- Agricultural machinery 3
- Agriculture Hall 1
- Agriculture 7
- Cauthorn Hall 1
- College buildings 1
- Entomology 1
- Fairbanks Hall 1
- Farm buildings 1
- Fertilizers 1
- Food industry and trade 1
- Grading 1
- Graminaceae 6
- Harvesting 7
- Hens 3
- Irrigation 1
- Jardine, James T. (James Tertius), 1881-1954 1
- Knowlton, Frank L. (Frank Lester), 1894-1940 3
- Laboratories 1
- Landscapes 1
- Nitrogen fertilizers 5