248 POPULAH SCIENCE MONTHLY. 



should be able to see the chromosphere, prominences and corona with- 

 out any artificial aid. The brightness of the inner corona is about the 

 same as' that of the ordinary sky near the sun. If then one could find 



I Fig. 6. Solar Cokona. Eclipse of 1889. Near Sunspot Minimim. Harvard Eclipse 

 Party, Willows, California. 



Fig. 7. Solar Corona. Eclipse of 1930. Near ScS'spot Minimim. Made by Mr. C A. 

 R. LuNDiN at Southern Pines, N. C. 



a locality where the sky was extraordinarily clear, he uiight hope, by 

 placing a shield in front of the sun itself, to see these fainter features. 

 The writer of this article made an attempt several years ago in this 



