[tdrnbullJ 



A SUBJECTIVE PHENOMENON OF VISION 



TEAS3. R. S. C, Sec. UI., 190«. 



Fi^. I. 



-i 



10 15 20 25 



X RecL 

 • Greets, 

 O Irutigo 



Seconds from time of "fixinj" 

 5 10 15 20 25 



Fi^.3 



15 20 25 



FiS' 



PLATE III 



Fi^.2 



FiJ.3 



15 20 25 



Seconds from time of fixing" 

 10 15 20 25 



20 25 



