Am.  J.  Ph.] 
7 
[June,  1879 
4T 
G.  MALLINCKRODT  &  CO., 
MANUFACTURING  CHEMISTS, 
SAINT  LOUIS. 
MANUPACTURBES  OP  STANDARD  CHEMICAL  PRODUCTS 
FOR 
MEDICINAL,  PHOTOGRAPHIC  AND  TECHNICAL 
PURPOSES. 
RESPECTFULLY  SOLICIT  THE  PATRONAGE  OF  THE  TRADE 
FOR  RELIABLE  PREPARATIONS  AT  INDUCIVE  PRICES 
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