240 CREAMERY BUTTER MAKING 



of the box to provide drainage, the outlet of this pipe 

 being connected with a trap to prevent entrance of air 

 into the box. 



The total cost of the ice box used by the author was 

 $27.40, including labor. The inside dimensions of this 

 box are: Length, 7 1-3 feet; width, 2 1-4 feet; depth, 

 21-3 feet. A box half the size of this would answer for 

 the average sized dairy. 



CLEAN MILK. 



This is the basis of high quality in all dairy products. 

 The method of securing clean, sanitary milk is fully dis- 

 cussed in the following chapter. 



