/alytical work in general for 

 [sr manufacturers. The only in- 

 rident laboratory equipped with 

 t>r machinery for experimental 



!)ERICK J. MAYWALD, F. C. 

 6 Park Place, Newark, N. J. 



Telephone, Market 4541. 



ALFRBD hale: RUBBER CC 



Founded 1837 ATLANTIC, MASS. Inc. 19 



Reliable Rubber Goods 



MOLDED GOODS 



STANDARDIZED 

 RUBBERIZING 



/<> 



V. S. Pat. Off. 



Edited by HENRY C. PEARSON 



Vol. LX. No. 5. 



AUGUST I. 1919 



$3.00 Per Year. 

 $3.50 Abroad. 



"BUFLOVAK" 



Apparatus has won its commanding position in the 

 Vacuum-Drying of sheet and reclaimed rubber, com- 

 pounds and other materials through 

 exclusive features in design 

 and construction. 



"Buflovak" Vacuum Shelf Drye 



<< 



Let us tell you about them 



Buflovak" Apparatus Includes 



Vacuum Shelf, Rotary and Drum Dryers 

 Vacuum Drying and Impregnating Apparatus a 



Dry Vacuum Pumps — Condensers * 

 Reclaiming and Deresinizing Apparatus Bunova. vlcuun, Rou.ry Dry.r 



Buffalo Foundry & Machine Co. LufI^alo. k? 



NEW YORK OFFICE: 1432 Whitehall Bmlding, 17 Battery Place 



f^» 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT. INC. , BOSTON. MASS. 



■Kond-dus matter October 4, 1899, at the post office at New York, N. Y., under the Act of March ,1, lg7». 

 PuhMshed monthljr at 2S We»t 4Sth Street, New York. 



