ou Wish to Make Good Rubber? 



•n you must know what you arc buying, 

 le test your supplies — either single sample 

 yearly contract. 



ID'K J. MAYWALD. Concnliin* ChemUt 



le St., 'Phone, 823 John. N. Y. City. 



TABLE OF CONTENTS 246 

 BUYERS' DIRECTORY 52 



AT 



P 



RAIN COATS 



Mast have this Ctrcaltr 

 Trade Mart lUmpcd in 

 inside •< coat., 



^WPiflf 



e 

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u 

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 a 



V 



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S O 



3 u 

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Vol. XXXVIII. No. I. 



Edited by HENRY C. PEARSON— Offices, No. 395 Broadway, NEW YORK. 



APRIL 1, 1908. 



35 CENTS. 



$3.00 Per Year. 

 $3.50 Abroad. 



QUAYU 



OUR 



OF THE FIITEST flUAlITY IS OFFERED THE TRADE IN 



PARRA 



BRAND 



OUR 



RESUITS OBTAINED SHOW ITS SUPERIORITY. 

 THE SAME FINE QUALITY IS PUT INTO 



DURANGO 



WHICH IS SPECIAIXY PREPARED. CLEAN AND DRY, READY FOR COMPOUNDING. 



BR/VIND 



FOR SAMPLES AND PRICES APPLY TO 



ED. MAURER, ■ - ^^ water street, - . NEW YORK 



SOLE REPRESENTATIVE OE THE MADERO INTERESTS IN MEXICO. 



LAB.GEST OWNER OF GUAYULE. 







BENZOL THE MOST POWERFUL RUBBER SOLVENT "Tdr ' 



