674 



THE BUTTER INDUSTRY 



MODEL FFS 8 



Bauscli [omb 



Microscopes 



STANDARDS OF OPTICAL AND 

 MECHANICAL EFFICIENCY 



Model FFS 8 is especially suitable for 

 bacteriological work. Has coarse and 

 fine focusing adjustments, with adjust- 

 ment heads on side of arm; iris dia- 

 phragm; three objectives including oil 

 immersion in revolving nosepiece; two 

 eyepieces and an Abbe condenser in 

 quick-acting screw substage. Number of 

 magnifications obtainable ranges from 

 50 to 1260. Construction is rugged, and 

 black crystal finish on arm and base 

 unusually durable. 



Write for catalog describing 

 this and other models 



Bausch & [pmb Optical <>. 



NEW* YORK WASHINGTON SAN FRANCISCO 



CHICAGO ROCHESTER, N. Y. LONDON 



Leading American Makers of 

 High Grade Optical Products 



ALLWOOD 



Milk of Magnesia Lime 



The Perfect Neutralizer 



By the use of this material you are assured uniform, reliable 

 and satisfactory neutralization. Its high standard of quality 

 has been proven by continuous use in thousands of creameries. 

 For further particulars, address, 



ALLWOOD SALES COMPANY 



MILWAUKEE WISCONSIN 



