Books by John S. Perry:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Perry, John S. (John Spencer), 1920-: Aeration of bulk-stored pea beans (U.S. Dept. of Agriculture, Agricultural Marketing Service, Transportation and Facilities Research Division, 1961), also by Michigan State University. Agricultural Experiment Station (page images at HathiTrust)- Perry, John S. (John Spencer), 1920-: Experiments with a prototype commercial forced-air precooler on peaches, potatoes, apples and strawberries (University of Georgia, College of Agriculture Experiment Stations, 1971), also by A. H. Bennett and Thien Voan Minh (page images at HathiTrust)
- Perry, John S. (John Spencer), 1920-: Handling pea beans in country elevators (U.S. Dept. of Agriculture, Agricultural Marketing Service, Transportation and Facilities Research Division and Market Quality Research Division, 1961), also by William G. Grizzell, Methodius S. Sefcovic, and Michigan State University. Agricultural Experiment Station (page images at HathiTrust)
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