PAPERS OX CHEMISTRY AND PHYSICS 



337 



the traces niunbered 1. 2, 3, etc., have been used as ab- 

 scissae. Two of these graphs have been selected as typi- 

 cal and are shown in Fis;. 3 and 4. 



V. DISCUSSIOX 



Xo formal attempt will be made to explain from a 

 theoretical point of view the results obtained in this 

 research. It seems, however, that it would not be out of 

 place to suggest possible lines along which explanations 

 might be found. Thomson remarked when he suggested 



Fig. 3. 



Pfcture Numbers 



Graphical representation of the difference in the diameters of 

 the electron traces. 



the experiment, that if a diffused pattern of the electron 

 trace was found when radiation was thro^Mi across the 

 path of the electrons, the result might be taken as indi- 

 cative of the correctness of a theory of light which he 

 had advanced. Einstein^ has developed another electro- 



1. A. Einstein. Phs. Seitschr.. V. 18. p. 121. 



