530 STATE BOARD OF AGRICULTURE. 



FORI^WORD. 



TECHNICAL BULLETIN NO. 29. 



The results herein recorded are based on the data that were presented 

 by the jnnior anthor in 1915 as a portion of a thesis for the degree of 

 Master of Science at this institntion. The senior author is responsible 

 for directing the work and for preparing the results for publication. 

 These studies form a part of the general attack on the subject of ''Keei)- 

 ing Qualities of Butter" which has been under investigation for a num- 

 ber of years and is still being considered in this laboratory. 



WARD GILTNER. 



