146 MEMOIRS OF THE NATIONAL ACADEMY OF SCIENCES. 



totality in the first-order spectrum and prismatic spectrum, aiul the second-order spectrum may 

 show soniethiiig when examined under suitable conditions. 



During totality he examined the sun with a direct-visiou prism. He saw the 1474 ring very 

 bright and strong and C and D3 very faint, no trace of F, and a lot of continuous spectrum. Last 

 year in Egypt, with the same instrument, he saw C, F, and D3 very bright and 1474 faint. 



A photoheliograph that the English party brought with them was used by Lieutenant C^ual- 

 TROUGH, who obtained some very successful pictures. 



Messrs. Lawrance and Woods state that the general appearance of the corona was veiy 

 like that of last year, and very much more brilliant than they anticipated it would be. 



