The dissociation curve in man 



223 



following points have been recorded at different times and in different 

 places. In this case also the points have not all been determined by 



100 



20 



40 



100 



100 



100 



100 



80 



100 



FIG. 108. Dissociation curve of Higgins' blood, top curve in Jan. 1911 and Sept. 1911, 

 second curve Nov. 1912. I and II show the two upper curves side by side. 



the same observer, most were determined by me, but some by 

 Higgins. The places and dates of their determinations were as follows : 



