EXPERIMENT STATION BULLETINS. 545 



FOREWOKD. 



TECHNICAL BULLETIN NO. 30. 



Investigations dealing' with the "Keeping Qualities of Butter" have 

 been submitted for publication under the headings I, II and III, and 

 IV and Y. The results herein recorded are presented as a contribution 

 to part V ''Pasteurization and Its Influence" and represents a portion 

 of a thesis submitted in 1915 by Kurt Peiser in partial fulfillment of the 

 requirements for the degree of Master of Science at this institution. The 

 research was conducted under the immediate direction and close super- 

 vision of Mr. Chas. W. Brown and prepared for publication by him. The 

 junior author, now instructor in bacteriology^ at the Kansas Agricultural 

 College, Manhattan, Kansas, is pursuing this phase of the investigation 

 further. 



WARD GILTNER. 

 m 



