SCIENCE 



5i;il mij^ 



Nsw Sbbibs 

 Vol. XL. No. 1025 



Friday, August 21, 1914 



Single Copies, 15 Ois. 

 Annual SuEBCBipiioit, (6.00 



"//^ these ovens continue to work as well as the one 

 I have now, I expect we shall get several more ' ' 



So writes a Government analyst in India about the Freas Electric Oven 



He has purchased three more since 



The Freas Electric 

 Oven 



is used in nearly one thousand 

 laboratories throughout the world 



The opinion of users endorse the oven as the 

 most accurate and durable electric one for con- 

 slant temperature, and the only oven that can 

 be depended upon for continuous unattended 

 operation. 



Approved by the National Board of 

 Fire Underwriters 



Write for descriptive literature 



EIMER ,^^. AMEND 



Headquarters for Educational and Industrial Laboratory Supplies 



NEW YORK CITY 

 205-211 Third Ave. 



PITTSBURGH, PA. 



3006 Jenkins-Arcade Bldg. 



HAMBURG, GERMANY 



