e's any doubt about 2t, test it. Analyses 

 t of all kinds — tensile streng-th, plasticity, 

 tTBtion, heatJng^ tests, etc. And experi- 

 vork. 



EHICK J. MAYWALD, F.C.S. 



I'ater Street NEW YORK 



Another story on page 105 



ALFRJBD hale: RUBBER C( 



Founded 1837 



ATLANTIC, MASS. he. 1 



Reliable Rubber Goods 



MOLDED GOODS 



CRUDE RUBBER STANDARDIZED 



RUBBERIZING OF FABRICS 





WPebcH^ 



Rer United Kintdom 



Edited by HENRY C. PEARSON, F.R.G.S. 



Vol. LIX. No. 3. 



DECEMBER I. 1918 



35 CENTS. 



«3.oo 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 Dryer 



Let us tell you about them. 



''Buflovak'' Apparatus Includes 



Vacuum Shelf, Rotary and Drum Dryers 

 Vacuum Drying and Impregnating Apparatus 



Dry Vacuum Pumps — Condensers <^ 

 Reclaiming and Deresinizing Apparatus 



Buffalo Foundry & Machine Co. 



Kfcxxr vi-kov r^r^T^tt^w . ..>_ .... ... .._.... 



52 Winchester Ave 

 BUFFALO, N.Y. 



NEW YORK OFFICE: 1432 Whitehall Building, 17 Battery Place 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT, INC., BOSTON. MASS. 



Entered as second-daM 



"o 'i?'°ufl ■'■ "'?•, *' *•"* '*^' "^^ '^ ^""^ "^"''' N- Y., under the Act of March 3. Wn. 

 Published monthly at 25 West 4Sth Streft, New York. 



