Prof. J. C. F. Zollner on Solar Protuberances. 

 Chart of an Inland Basin. 



toy 



427 



to S. 



M> Pa» P 



I x , 1 2 , 1 3 , I 4 . Lowest points, Bottoms or Immits. 



§!, S 2 , S 4 , S 3 . Highest points, Tops or Summits. 



Bi, B 2 , B 3 . Bars between regions of depression. 



P 5 . Passes between regions of elevation. 



Ij B 2 I 2 &c. Lines of Watercourse. 



S x P x S 3 &c. Lines of Watershed. 



Dotted line. Contour-lines. 



LI. On Solar Protuberances (being an extract from a Supplement 

 to his second Paper). By Professor J. C. F, Zollner*. 



To Dr. Francis, F.L.S. fyc. 



2 Thurlow Place, Lower Norwood, 

 My DEAR Sir, London, S.E., November 14, 1870. 



AS the Government has determined to afford assistance to the 

 expeditions that will proceed to Spain and Sicily to ob- 

 serve the solar eclipse in December next, I send to you without loss 

 of time a translation of a part of a paper by Professor Zollner, 



* From. No. 1772 of the Astronomische Nachrichten. 

 2F2 



