irovements in my own laboratory 

 Miabled a reduction in prices. The 

 irice list for rubber work is yours 

 e asking. 



5EHICK J. MAYWALD, F.C.S. 



CONSULTING CHEMIST 

 I St. 'Phone. 823 John New York 



NOT A 



,0 



BUYERS' DIRECTORY 74 



RAIN COAT 



UNLESS THIS CIRCULAR 

 REGISTERED TRADE- 

 MARK IS STAMPED ON 

 THE INSIDE. 



...fCHOUC 



;Gutta-Pe^ 



Vol. LI. No. i. 



Edited by HENRY C. PEARSON— Offices, No^25 West 4 5th Street, jj^WjyORK ^ 



35 CENTS. 



OCTOBER 1,- 1914. 



$3.00 Per Year. 

 $3.50 Abroad. 



y 



< 



IS 



' 





FEDERICO NARRO 80 Wall St., New York 



MAIN OFFICE AT SALTILLO, MEXICO 



AGENT FOR 



GUAYULE 



RUBBER 



Of The Very Best Quality Sold Under Guarantee 



Prompt Deliveries GUARANTEED 



Direct From Mexico To Your Factory Correspondence Solicited 



Samples Furnished 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT, INC.* BOSTON, MASS. 



