132 



REroRT — 1903. 



Fig. 1. — Morphine, 



C,;H,„0,N + H,0. 



{In alcohol'tc solutioii). 



The curve of codeine is identical 

 with this {see also Hartley, 

 loc. cit.). 



ficale of oscillaiion-frequencies. 



S S 



V. 



"^ 



I 



