lER MANUFACTURING 



ical as well as a mechanical process. That 

 can help you to better manufacturing. 



ERICK J. MAYWALD, F.C.S. 



CONSULTING CHEMIST 



Ireet (Phone, 823 John) New York 



NOT A 



,ff 



BUYERS' DIRECTORY 66 



RAIN COAT 



UNLESS THIS CIRCULAR 

 REGISTERED TRADE- 

 MARK IS STAMPED ON 

 THE INSIDE, 



?- <^ 



WPfli'^ 



Edited by HENRY C. PEARSON— Offices, No. 15 West 38th Street, NEW YORK. 



Vol. XLVI. No. 5. 



AUGUST 1, 1912. 



35 CENTS. 



$3.00 Pear Year. 

 $3.50 Abroad. 



(^£^ 



THE HOME OF 



(;§^u^ 



o^^^J<!» 



REG.USPAT.OFF. 



'Be© W » "AT 0«R- 



RUBBER GOODS 



'BEO U i CAT OFP.* 



. 



THE FAULTLESS RUBBER CO. 



Ashland, Ohio, U. S. A. 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMU£L CABOT, INC., BOSTON, MASS. 



