Smithsonian Report, 1904,— Hale and Elierman, 



Plate III 



Fig. 2.— H and K Lines in Electric Arc, Showing 

 Reversals. 



Fig. 1 .— K Line on the Disk 



AND AT THE LiMB. 



Fig. 3.— Minute Calcium Flocculi (Hi; 



The sqtian's aiv lU iiichris on a .sido. 



