CONTEXTS. 



I. INTRODUCTORY . . . . . . * . 1 



II. THE EXPEDITION AT TALNI . ... . .4 



III. THE EXPEDITION AT BUXAR 31 



IV. THE CAMP AT JEUR ... . 49 

 V. SPECTROSCOPIC OBSERVATIONS 58 



MR. J. EVERSHED'S REPORT 65 



MR. WALTER MAUNDER'S REPORT . . . .80 



Miss DIXON'S REPORT 84 



VI. THE APPEARANCE OF THE CORONA 87 



MR. H. KEATLEY MOORE'S REPORT . . .91 

 MR. BACKHOUSE'S REPORT 94 



MR. WlLLOUGHBY MEARES' REPORT . . .96 



MR. J. P. G. SMITH'S REPORT .... 96 

 MR. WALTER MAUNDER'S REPORT . . . .97 

 MR. CHARLES F. L. MAUNDER'S ACCOUNT . 98 



VII. PHOTOGRAPHS OF THE CORONA .... . 100 

 DETAILS OF INSTRUMENTS AND EXPOSURES . .104 

 MR. WESLEY'S REPORT ON THE CORONA FROM THE 



PHOTOGRAPHS .112 



THE CORONA AS SEEN ON PHOTOGRAPHS OF LONG 



EXPOSURE 114 



NOTE ON A PHOTOGRAPH OF THE CORONA TAKEN 



DURING THE PARTIAL PHASE .... 122 



VIII. BRIGHTNESS OF THE CORONA 126 



PHOTOGRAPHS OF THE LANDSCAPE . . . .126 

 INTEGRATING PHOTOGRAPHS . . . .129 



TWILIGHT ILLUMINATION . . '. .130 



VISUAL IMPRESSIONS AS TO IHE BRIGHTNESS OF 



THE CORONA . . .130 



