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NOTE TO STUDENTS 



In order to derive the utmost possible benefit from this paper, you 

 must thoroughly master the text. While it is not intended that you 

 commit the exact words of the text to memory, still there is nothing 

 contained in the text which is not absolutely essential for the in- 

 telligent dairyman to know. For your own good never refer to the 

 examination questions until you have finished your study of the tex t 

 By following this plan, the examination paper will show what 

 have learned from the text. 



