Treece, Elbert Lee.2015-04-062015-04-061919.https://hdl.handle.net/1808/17313Thesis (M.A.)--University of Kansas, Bacteriology, 1919. ; Includes bibliographical references.This work is in the public domain according to U.S. copyright law and is available for users to copy, use, and redistribute in part or in whole. No known restrictions apply to the work.ThesisopenAccess