Books by Earl L. Arnold:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Arnold, Earl L. (Earl Lee), 1907-: Air movement through birdsfoot trefoil seed (Agricultural Experiment Station, University of Vermont, 1964), also by K. E. Varney (page images at HathiTrust)- Arnold, Earl L. (Earl Lee), 1907-: Farm refrigerated storages (Cornell University Agricultural Experiment Station, 1939) (page images at HathiTrust)
- Arnold, Earl L. (Earl Lee), 1907-: Inducing feed flow from bulk bins (Agricultural Experiment Station, University of Vermont and State Agricultural College, 1961) (page images at HathiTrust)
- Arnold, Earl L. (Earl Lee), 1907-: Pumping maple sap from the bucket to the gathering tank (Agricultural Experiment Station, University of Vermont and State Agricultural College, 1957) (page images at HathiTrust)
- Arnold, Earl L. (Earl Lee), 1907-: Use of graphite to prevent clogging of drills when sowing dusted pea seed (New York State Agricultural Experiment Station, 1936), also by James Gordon Horsfall (page images at HathiTrust)
- Arnold, Earl L. (Earl Lee), 1907-: Using water pumps for gathering maple sap (Agricultural Experiment Station, University of Vermont and State Agricultural College, 1960) (page images at HathiTrust)
Find more by Earl L. Arnold at your library, or elsewhere.