Note. — * means less than 250 bacteria per c.c. 



NOTES ON TABLES. 



1. From January 3rd to January 28th the samples were taken 

 from the morning milk. 



2. From January 30th to xlpril 28th the samples were taken 

 from the evening milk. 



3. From January 3rd to February 14th the machine milk 

 wa.s taken with the addition of the strippings drawn by hand. 



4. From February 15th to April 28th the machine milk was 

 taken without the addition of strippings. 



5. From February 15th to March 20th the machines were 

 used on test cows, immediately after removal from sterile solu- 

 tion. 



6. From March 5th to April 28th the milk was delivered in 

 ice chest as despatched from farm and without repacking. 



7. From March 21st to April 28th the machines were used on 

 test cows, after having previously milked 10 cows. 



