SCIENCE 



New SEBIE3 

 Vol. LI, No. 1317 



Friday, March 26, 1920 



SiNQLK Copies, 15 Cis. 



ANNUAI. SCBSOBtPTIOir, S6.0II 



E&A Bulletin No. 268 



The Hortvet Cryoscope 



A Manual on the 

 Testing of Milk 



MAR 2 9 1920 



£oal Mvi-8?.^ 



Write for Your 

 Copy 



The Hortvet Cryoscope .shows accurately the amount of 

 water added to milk, serving thus for the most valuable 

 practical test. 



iTiEn 



3rd Ave., 18th— 19th St, 



851 RngHfl 

 PITTSBURGH BRANCH 

 2011 Jenkins Arcade 



