CONDENSED MiInK AND MitK POWDbER 409 
| 
Are You Getting the Highest 
Efficiency From Your 
Testing Room : 
imiitnn a 
NAFIS | 
SCIENTIFIC 
GLASSWARE , 
WILL HELP YOU TOWARDS 
THAT GOAL BECAUSE OF ITS 
Testing 
Glassware 
is the result of years of experi- 
ence and scientific study. It is 
made to conform with the specifi- 
cations of the United States Bu- 
reau of Standards as well as those 
of the different states. 
Test Bottles are made in either 
the regular or the Circled Gradua- 
tion style. 
Send in a trial order and judge 
for yourself. 
If vour dealer cannot supply you 
with Nafis Glassware, write for 
our illustrated catalogue and list 
of our distributors 
‘itematic Louis F. Nafis, Inc. 
Bcid Bottle Manufacturers of Scientific Glassware for 
Testing Milk and Its Products 
542-548 Washington Boulevard 
CHICAGO, U. S. A. 
