14 



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A,ain we are directing a personal communi^tion ^ 

 Again w Mr..i.eist. advising you of the W 









's adviser is the doctor 



's assistant is the druggist 

 's servant is 



The patient 



^ The doctor 



^. The druggist 



^ MERCK 



Our service is tine care of chemical QUALITY. You get it free, if you 



Specify MERCK'S 



on your orders 



MERCK'S QUALITY is STANDARD and COSTS NO MORE 



