Fig. I — Contamination from the Fore 

 Milk. 



Fig. 2 — Bacterial Content of Milk, 

 THE Fore Milk being Rejected. 



Gelatine Plate shewing- colonies of bac- 

 teria in jS; c. c. (about 2 drops) of the fore 

 milk. (First few streams from all four 

 teats). 



Gelatine Plate shewing colonies of bac- 

 teria in y\ c. c. (about 2 drops) of milk 

 taken from the middle of the milking-. 



Fig 



Shewing the bacterial contamination from hairs. 



Fig. 4— Contamination from Animal Fig. 5 — Contamination from Animal 



and Milker. and Milker. 



Gelatine plate exposed under the udder 

 of a cow for one minute, while milking 

 under ordinary conditions. 



Gelatine plate held under cow for one 

 minute while milking. The udder and 

 flanks well moistened with water. 



