N THERE IS TROUBLE 



:tory, I can help you. I have 

 1 experience in straightening 

 ttle difficulties. 

 d. MAYWALD, F. C. S„ 



iONSTTLTIUO CHEMIST, 



hone. 823 John. New York. 



^WPtf^ 



Edited by HENRY C. PEARSON— Offices, No. 395 Broadway, NEW YORK. 



Vol. XLI. No. 4. 



JANUARY 1, 1910. 



35 CENTS. 



$3.00 Per Year. 

 $3.50 Abroad. 



CONTINENTAL RUBBER CO. 



THE LARGEST PRODUCERS IN THE WORLD 



Regular Brands 

 "CIRCLE" "TRIANGLE" "SQUARE" "TORREON" 



Other Grades Produced to Suit Special Needs in Rubber Manufacture 



EXECUTIVE OFFICES 



No. Ill Broadway, New York, N. Y., U. S. A. 



Factory: TORREON, MEXICO 

 European Agents— WM. SOMERVILLE'S SONS, 9 New Broad St., London, E. C. 





a 

 < 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT. BOSTON, MASS. 



