137 



CHAPTER IV. PASTEURIZING IN THE CREAM 

 ERIES. 



Page 



Mikkelsen's foam killer 70-71 



Shall we make pasteurized butter? 71-78 



CHAPTER V. THE CITY MILK SUPPLY. 



Keeping accounts 78-80 



The Stable 80-82 



Milking and Milking Machines 82-83 



Care of the milk 83 



Straining milk 83-85 



Filtering milk . . .85-87 



Cleaning milk by centrifugal force 87-88 



Preserving the milk for delivery 88 



Farm coolers and aerators 88-90 



Farm aeration . . 1)0-93 



The milk pails and shipping cans f>3-94 



Pasteurizing on the farm 94-98 



Co operative milk shipping creameries 98-102 



The bottles 102-103 



Bottling and sealing 103-104 



The city milk delivery , , . ,. , : .?- 104-115 



CHAPTER VI. APPENDIX. 



Pasteurizing or sterilizing at home 115-116 



Modified milk. . , 116-117 



Testing milk for butterfat 117-119 



The Eaton portable tester 119-120 



The acidity of milk 120-126 



Testing heated milk 126-127 



Sanitary dairying 127-130 



A plea for better buildings 130-131 



