STANDARD METHODS 



BACTERIOLOGICAL EXAMINATION 



OF MILK 



THIRD EDITION 



Revised by Committees or the Laboratory Section of the 

 American Public Health Association, American Dairy 

 Science Association, International Association of Dairy 

 and Milk Inspectors, and Members of Committees from 

 THE Society of American Bacteriologists and American 

 Association of Medical Milk Commissions. 



Adopted by the Laboratory Section of the American 



Public Health Association in September, 1920, at San 



Francisco, Cal. 



AMERICAN PUBLIC HEALTH ASSOCIATION 

 169 Massachusetts Avenue 



BOSTON, MASSACHUSETTS 



1921 



s 



