jbber Laboratory 



■«cMar7 ipparatus for all kinds of 

 rk — compouaoing ud experimental, a* 

 ilytical. 



RICK J. MAYWALD, F.C.S. 



CONSULTING CHEMIST 



•Pkone. 823 John New York 



fir 



NOT A 



,ff 



BUYERS' DIRECTORY 70 



RAIN COAT 



nNLEBS THIS CIHCULAR 



BZGISrEaZD 



^#- 



Vol. XLIX. No. 2 



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



35 CENTS. 



NOVEMBER 1, 1913. 



$3.00 Per Year. 

 $3.50 Abroad. 



a> 



(^^iM^ 



THE HOME OF 



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REG.U-S.PAT.OFF. 



■^QtA «» •^T O*** 



RUBBER GOODS 



'eeo vs »AT orK" 



-7'-.--V:":^;:<v:7' 



THE FAULTLESS RUBBER CO. 



Ashland, Ohio, U. S. A. 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT. INC.. BOSTON. MASS. 



