DIRTY SEDIMENT IN BOTTOM OF BOTTLE OF 

 MILK. DEPT. OF AGR. 1909. 



/LK MOT COOLfD, KEPT A T 6O 24 HOURS. 

 Z.8OO. OOO >~ft C. C . 



SHOWING BACTERIA IN MILK NOT COOLED BUT 



KEPT AT 60 DEGREES FOR 24 HOURS. 



NUMEROUS COLONIES; 2,800,000 IN A CUBIC 



CENTIMETER. DEPT. OF AGR. 



