CREAMERY BUTTER MAKING 



247 



to the pay roll register. In case, however, a careful daily 

 record of the milk is to be preserved, it is better to cop) 

 the milk from the milk sheet into a milk book in which 

 a record may be preserved for a long time. 



Fig. 73.— MUk sheet. 



Test Book. A permanent record of milk tests is made 

 in the test book. The following illustrates the method of 

 keeping such a record : 



