of the Problems 



front the rubber manufac- 

 : be solved by the chemist 



J. MAYWALD, F.C.S., 



ff 



NOT A 



,» 



BUYERS' DIRECTORY 52 



RAIN COAT 



ONSTJLTING CHEMIST, 

 'Phone, S23 John. 



New York 



UNLESS THIS CIRCULAR 

 REGISTERED TRADE- 

 MARK IS STAMPED ON 

 THE INSIDE. 



O 0TCKOUC 



JOlTTA-PE^ 



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



Vol, XLII. No. 2. 



MAY 1, 1910. 



35 CENTS. 



$3.00 Per Year. 

 $3.50 Abroad. 



j'i'X'''-'* '•^' ' 



PS 



AGENCIES 

 fragga GORHOI HI BRER CO., 50-56FremontSt.. SAN FRANCISCO, CAL 





AGENCIES 

 DENTER RI BRER CO.. 1433-1435 Lawrence St. .DENVER, COLO 

 ~~RHER CO., 310 1st Ave., South, SEATTLE, "" 



^m$%Wi GORHA31 Rl'BBER CO., B18 South Broadway, L< IS ANGELES, C.\L.,[-^;.^H ^MrJ?!?M> G0RHAM RUBBER €0., '310 m Ave.. South, SEATTLE, WASH. CU«;V^H 



lPtl fa#to-- ' "^M-- ' " ' •■'■ ! T^ * ' L ""- ' ' I MI ■■•- ! -^. 1 .. .ski "•■•:■. ! - '^ -^ 





SEAMLESS, mNDMADE A »*WtJU)Eto.) 



NEW YORK OFFICE 

 101 FIFTH AVENUE 



CHICAGO OFFICE 

 GARDNER BLDG., 171-173 RANDOLPH ST. 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT. BOSTON. MASS. 



.Eli 





o: 



