®()e dommonroealtl) of iWa66acl}U0ctt5. 



STATE BOARD OF AGKICULTUEE. 



CIRCULAR No. 61 



March, 1916. 



The Grading of Milk as a Substitute 

 FOE Dairy Inspection. 



CHARLES E. NORTH. 



From the Sixty-third Annual Report of the Massachusetts State Board 

 OF Agriculture. 



BOSTON: 



WEIGHT & POTTER FEINTING CO., STATE PEINTEES, 



32 DEENE STEEET. 



1916. 



