SCIEN 



Nbw Seeees 



Vol. XXXVIII. No. 986 



Friday, November 21, 1913 



Single Copies, 15 Cts. 

 Annual Subsokiption, $5.00 



(Approved by the National Board of Fire Underwriters) 



ACCURATE 

 RELIABLE 

 DURABLE 



The many advantages of the Freas 

 Electric Incubator strongly recom- 

 mend its use — where electricity is 

 available — in preference to any 

 other incubator. 



MADE IN SIX SIZES 



Write today for 



Descriptive Booklet to 

 The Sole Distributors 



EIMER & AMEND 



Headquarters for Chemical and Bacteriological Laboratory Supplies 



New York 



20S.211 Third Avenue \0 



Pittsburgh, Pa. 



8035 Jenkina-Arcade Bids. 



^^on'ian hs 



