'QUAKER" WHITING 



VA.NDI 



so EAST 42na STREE 

 NEW YORK 



MINERAL RUBBER 



[ TIMES OF DEPRESSION 



t overhaul your formuUs, equipment 



and layout, and 

 IT READY FOR THE BOOM 

 history shows always follows a 

 period of depression. 



lEDERICK J. MAYWALD 



Consuitinj: Rubber Expert 

 IK PLACE NEWARK, N. J. 



ALFRED HALE, RUBBER CO 



Incorporated 1900 ATLANTIC, MASS. Founded 183 



Reliable Rubber Goods 



MOLDED GOODS 



CRUDE RUBBER STANDARDIZED 



RUBBERIZING OF FABRICS 



U. S. Pat, Off. 



Reg. United Kingdom 







I 



M 



X 

 



Edited by HENRY C. PEARSON 



Vol. LXIV. No. 4 



JULY I, 1921 



35 CENTS 



$3.00 Per Year. 

 $3.50 Abroad. 



Impalpable Rubber Makers Sulphur 



A specially processed PURE, ABSOLUTELY UNI- 

 FORM, EXCEPTIONALLY FINE Sulphur which is 

 free from grit and foreign matter of any kind. 



We also manufacture all grades of PURE SUBLIMED 



Sulphur. 



Will be pleased to furnish samples and quotations of 



any of our various erades on request. 



"SATISFACTION GUARANTEED" 



NIAGARA SPRAYER COMPANY 



Manufacturers 



MIDDLEPORT, N. Y. 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT, INC., BOSTON. MASS. 



Entered as seccnd-class matter Octrber 4. 1899. at the post office at New York, N. V., under the Act of March 3, 1879. 

 Published monthly at 25 Webt 45th Street, New York. 



