TESTING MILK 



AND ITS PRODUCTS 



A MANUAL FOR DAIRY STUDENTS, CREAMERY AND 



CHEESE FACTORY OPERATORS, FOOD CHEMISTS, 



AND DAIRY FARMERS 



BY 



E. H. ^FARRINGTON and F. W. WOLL 



Professor in Charge of Dairy School Professor of Animal Nutrition 



UNIVERSITY OF WISCONSIN UNIVERSITY OF CALIFORNIA 



With Illustrations 



TWENTY-THIRD REVISED AND ENLARGED EDITION 



MADISON, WIS. 



MENDOTA BOOK COMPANY, 



1916 



ALL RIGHTS RESERVED 



