Minutes of Proceedings. 329' 



Monday, May 24, 1886. 



De. Ingram, Yice-President, in the Chair. 



Mr. Williani James Browne, m. a., signed the Boll, and was 

 admitted a Member of the Academy. 

 The following letter was read : — 



" Maelbokough House, Pall Mall, S.W., 

 ''May 15, 1886. 



" I have had the honour of laying before the Prince of 



Wales, your letter of the 3rd instant, addressed to Sir Robert Hamilton, 



announcing the completion of the first century of the Royal Irish 



Academy, and I am desired, in reply, to request you to convey the 



warm congratulations of His Royal Highness to the Members of the 



Academy on the interesting event. 



" I am, Sir, 



''Your obedient Servant, 



" Peancis Knoll ys. 

 " To De. E. p. Weight, 



" Secretary, Royal Irish Academy^ 



The following Resolution was moved by Sir Robert Kane, seconded 

 by Sir Robert Ball, and passed : — 



"The Academy desire to place on record an expression of their 

 gratitude to Dr. E. Perceval Wright and the Rev. Maxwell H. Close, 

 Secretary and Treasurer of the Academy, for their zealous and 

 assiduous labours in the conduct of the arrangements for the late 

 Centenary Celebration, which so largely contributed to bring it to 

 a successful issue." 



Sir Robert Ball read " Notes on the Astronomical Theory of the 

 Glacial Period." 



By permission of the Academy, Mr. Arthur R. Rambaut read a 

 Paper " On the Possibility of Determining the Distance of a Double 

 Star by Measures of the Relative Yelocities of the Components in the 

 Line of Sight." 



Sir Robert Ball read " Some Observations on Nova Andromedse, 

 made at Dunsink in 1885." 



Donations to the Library were announced, and thanks were voted 

 to the Donors. 



