204 



Mr. C. Barus on Maxwell's Theory of the 



8c. Streintz and Wiedemann's phenomenon " accommoda- 

 tion " admits of representation from a different point of view. 

 Returning to the data of Table IV., suppose the experiments 







1 



» I 



f 



/ 











80 



A 



7 













/ \ 



\ 



\ 



\ 

 i 



\ 

 i 

 i 















20 



i 



i 

 t 

 i 



t 



1 



Is' X 



7 



/ \ 



1 V 



.A / 















/ 



xr 



An 



>-*FIG.2.§8. 













 H 

 < 



o 



FIG.1,§9. 









10 







JL 



6— ^TlME 





^^e^l 



ll— — — — ' 















JM^ - 2 ^ 



An.lOO°B=20 



3 





An.W0"d=~V 



An .450.6= 20 







10 1 



20 1 



80 1 



so conducted that the twelve twists are immediately consecu- 

 tive. Suppose, furthermore, that m, instead of being reckoned 

 positively onward from the beginning of each of the said 



