Am'M°ayr"  fcjl*""'  )  ^ •      P-  Standard  for  Pituitary  Extract.  197 
i. 
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111  n  11 1 1 1 1 1 1 1 1 1 1 1 1. 1 1 1 1 1 1 1 11 1 1 11 1  III  1  M  Wi 1 1  in li  1111 1 1  hi  1 1 1 111 111 1 1 1 :  ;.  ■  'I n.Tmi [?| 
Fig.  1.    Kymographic  tracings  comparing  a  standard  pituitary  extract  with 
commercial  extracts. 
