, ARE LESS observation of 

 Nature is responsible for 

 some curious misrepresen- 

 tations of her most simple 

 facts. Even those of us 

 vs^ho stand somewhat in the 

 relation of nature teach- 

 ers — namely, artists, both 

 draughtsmen and painters, and from whom 

 we have a right to expect absolute fidelity — 

 are not free from our shortcomings as truth- 

 ful chroniclers. Thus how often we see otherwise 

 beautiful landscapes marred by features which 

 rebel against all laws of natural philosophy — of 

 a storm sky above a sunlit scene, for instance,- 

 spanned by the arc of the rainbow, and with all 

 the shadows of trees and other objects thrown 



