Smithsonian Report, 1923. — Maunder 



Plate 2 



The Corona of I90I, May 18 



Mrs. Walter Maunder's expedition to Mauritius. (Long. 3h. 50m. 12.6s. E.; Lat. 20° 6' S.) 



Drawing by Miss Beatrice Handler from a photograph taken 144 seconds after the commence- 

 ment of totality, with the "New begin" telescope of 4J4 inches aperture, and 71 inches focal 

 length. Exposure 8 seconds. Plate, Imperial, "Fine Grain Ordinary." 



The letters NS., E. W., indicate approximately the direction in which the sun's axis and 

 equator, respectively, lie, 



