' compoiuiding and vulca liz- 

 I comfilete model plant. ' 'ry 

 eas on a small scale. 



;rickj.maywald.p <'^ 



ONSVLTING CHEMIST 



U New York 



S23 



Fomded 1837 



BOSTON, MASS. 



Inc. 



Mannfacturer* ol 

 DIVING DRESSES WADING : 



MOULDED GOODS CEI 



UNVULCANIZED GUBtS OF ALL KIN) 

 Rubber Washed, Dried, Treated and S 



t^m-?^^. 



B«g. United 



S\nUmi 



Edited by HENRY C. PEARSON— Offices. No. 25 West 45th Street, NEW YORK. 



Vol LVI. No. a. 



MAY 1. 1917 



35 CENTS. 



$3.50 Per Year. 

 $3.50 Abroad. 





»EC.-W.S. PAT. OFK 



The Faultless Rubber Company 



ASHLAND, OHIO, U. S. A. 



Mtutafacturers of 



Rubber Sundries— Water Bottles— Syringes— Surgical 

 Rubber Goods— Surgeons', Household and Electri- 

 cians' Rubber Gloves— Sponges— Sponge Products- 

 Transparent Nipples— Tubing— Finger Cots— Balls— 

 Balloons— Toys— Novelties— Bathing Caps— Etc 



Under These Trade Marks 



I > 



S D 



? « 



5 n 



g n 



oBO 



a > 



O Z 



2 •< 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT, INC., BOSTON. MASS. 



•:a island 



5YF»TIAI\I 

 SELER 



R. J.CALDWELL CO.,Inc. 



■t rZ 'E^'^wVr V^tf-kiA/ l\Jo-»yv/ "Vr»i»l<- f^itv 



IVIILLS AT 

 DAIMIELSON, COIMF 

 SHERBROOKE, F».< 

 TAl JIVFTOM. N/fASS. 



