:erything to the test. It's the only way to 

 i, mistakes and loss. Chemical tests arc 

 ., lly necessary in rubber manufacture. Ask 

 ; proof. 



DERICK J. MAYWALD, F.C.S. 



CONSULTING CHEMIST 



BUYERS' DIRECTORY 62. 



RAIN COAT 



REG? 



>e Street 



Phone, 813 John 



DTfUSS THIS CIHCJITLAIl 

 KEOISTiTREI) TSASE- 

 XASX IB STAICPES ON 

 XHS TSBTOZ. 



TRADE MAF 



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



Vol. XLV. No. 5. 



FEBRUARY 1, 1912. 



35 CENTS. 



$3.00 Per Year. 

 93-50 Abroad. 



3 m 



i> S 



tl o 



-> s 



< • s 



U X a. 

 <n: 



Si 



3 '.I 



3? : 



n o ui 



E 

 kl 



U 



t^^S^ 



THE HOME OF 



ifyjJMT 



(^ ^iM^ 



REG.U.S.PAT.OFF. 



*BeC W 3 PAT OFK' 



RUBBER GOODS 



"«tO VS PAT OFR- 



THE FAULTLESS RUBBER CO. 



Ashland, Ohio, U, S. A. 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT, INC., BOSTON. MASS. 



