May 1, 1886.] 



♦ KNOWLEDGE ♦ 



2U 



The Centre of this Region is in Right Ascension li'h. Horn., N'onli Dec. 37° 4.-/, 



rHOTOGEAPH OF A " ElCH ReGIO.N' " IN THE CONSTELLATION CtOSUS 



(Three Exposures of One Hour.) 

 Reproduced by a Photographic Process without Hand-Tonching. 



