'our products not as good as 

 ight to be? Probably I can 

 ou how to make them right. 

 i anyway. 



HICK J. MAYWALD, F.C.S. 



CONSULTING CHEMIST 



'Phone. 923 John New York 



rs 



NOT A 



ft 



BUYERS' DIRECTORY 73 



RAIN COAT 



UNLESS THIS CIRCULAR 

 REGISTERED TRADE- 

 MARK IS STAMPED ON 



THE ENSIDE. 



■dited by HBNRY C. PEARSON— Offices, No. 25 Wert 45th Street, NBW YORK. 



Vol. LI. No. 6. 



MARCH 1, 1915. 



35 CENTS. 



$3 oo Per Year. 

 »3-5o Abroad. 



} 



EDWARD NAURER CO., Inc. 



SO Maiden Lane 



NEW YORK 



CRUDE RUBBER 



Guayule 



Gutta Percha 



Balata 



SI 



•n 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT, INC* BOSTON, MASS. 



