40 •> 



to me that it will require some explanation, besides merely 

 that of the solar induction acting through the earth's atmo- 

 sphere on to the surface of the earth. It would rather 

 imply that the sun acts on some electricity in the higher 

 regions of the earth's atmosphere, and that electricity in 

 these regions acts again on the surface of the earth ; but, 

 however this may be, the effect of the assumptions 

 described in this paper would be much the same. 



