LET ME SHOW YOU 



ow chemical coDtroI of jour prtHCsscfi. pred- 

 icts and purchases will reduce manufacturinK 

 OS'S, eliminate wastes, raise the quality of your 

 oods, and enable you to meet competition, 



REO'K J. MAYWALD. F. C. S.. 



(BuocMBor to Dc. Peter T. Auiten), 



CONSULTING CHEMIST. 



9 Pine St., 'Phone. 823 John, N. Y. CITY. 



TABLE OF CONTENTS 196 

 BUYERS' DIRECTORY 52 



LAMPBLACKS ESPECIALLY FOR RUBBER 



SAMUEL CABOT, BOSTON, MASS 



MANUFACTURE 



