Books by Eugene P. Columbus:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Columbus, Eugene P.: Cleaning machine-stripped cotton for efficient ginning and maximum bale values (Dept. of Agriculture, Agricultural Research Service, 1977), also by Roy V. Baker, J. Weldon Laird, and United States. Agricultural Research Service (page images at HathiTrust)- Columbus, Eugene P.: A closed-loop cotton-moisturization system for cotton ginning (Agricultural Research Service, U.S. Dept. of Agriculture, 1975), also by Roy V. Baker and United States. Agricultural Research Service (page images at HathiTrust)
Find more by Eugene P. Columbus at your library, or elsewhere.