THE 



PROCEEDINGS 



OF 



ROYAL SOCIETY. 



November 17, 1881. 



THE PRESIDENT in the Chair. 



In pursuance of the Statutes, notice of the ensuing Anniversary 

 Meeting was given from the Chair. 



Mr. Alfred Bray Kempe was admitted into the Society. 



Professor W. G. Adams, General Boileau, General Clerk, Dr. Duncan, 

 and Mr. R. H. Scott, having been nominated by the President, were 

 elected by ballot Auditors of the Treasurer's Accounts on the part of 

 the Society. 



The Presents received were laid on the table, and thanks ordered 

 for them. 



A letter from the Foreign Office was read inclosing a despatch, 

 dated September 1, 1881, from Major Wodehouse, Her Majesty's 

 Consul at Honolulu, stating that the flow of the lava-stream from the 

 volcano, Mauna Loa, had " finally ceased." 



The following Papers were read : — 



I. " Preliminary Note on the Photographic Spectrum of Comet 

 b 1881. By William Huggins, D.C.L., LL.D., F.R.S. 

 Received June 27, 1881. 



[PlATE 1.] 



On the evening of June 24, I directed the reflector furnished with 

 the spectroscopic and photographic arrangements described in my 

 paper " On the Photographic Spectra of Stars "* to the head of the 

 comet, so that the nucleus should be upon one half of the slit. After 

 one hour's exposure the open half of the slit was closed, the shutter 



VOL. XXXIII. 



* "Phil. Trans.," 1880, p. 669. 



B 



