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- Butts, Joseph Shirey 11
- Universities and colleges--Faculty 11
- Chemistry 4
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- Brady, James J. 3
- Cyclotrons 3
- Dempster, Richard R. 3
- Laboratories 3
- Weniger, Willibald, 1884- 3
- Chemistry 2
- Agricultural chemistry 1
- Cowan, J. Ritchie (John Ritchie) 1
- Mosquitoes 1
- Oregon State University. Extension Service 1
- Portraits, Group 1
