Ree BOR]: 
Chemical Department. 
L. L. VAN StyKe, Chemist. 
©. G. Jenrur,! Assistant Chemist. 
W. H. Anprews, Assistant Chemist. 
I’, I. Fuuurr, Assistant Chemist. 
K. b. Hart, Assistant Chemist. 
C. W. MupaGr, Assistant Chemist. 
A. J. Parren,? Assistant Chemist. 
TasLe oF Contents. 

I. A study of some of the salts found by casein and para- 
casein with acids: Their relations to American cheddar cheese. 
II. Methods for the estimation of the proteolytic compounds 
contained in cheese and milk. 
III. Some of the compounds present in American cheddar 
cheese. 
1Absent on leave after November 1, 1902. 
2Absent on leave after September 1, 1902. 
