X CONTENTS. 



PAGE. 



On a Modification of Mr. Green's Formulae, applicable to the repre- 

 sentation of M. Jamin's Experiments on Reflected Polarized Light. 



By the Rev. Samuel Haughton 470 



On the Stone Cross of Tuam. By George Petrie, LL. D. ... 4/0 

 A Theorem. By Sir William R. Hamilton, LL. D 4/4 



On the Meteorology of Ireland, as deduced from Observations made 

 in 1851, under the direction of the Committee of Science. By 

 the Rev. H. Lloyd, D. D 4/6 



Antiquities Exchanged, — p. 199. 



By-Laws passed or amended, — pp. 23, 82, 235, 339. 



Deposit of Antiquities, — p. 418. 



Donation of Antiquities, &c.,_ pp. 27, 43, 69, 126, 131, 196, 199, 200, 



219, 225, 235, 241, 265, 266, 271, 283, 295, 323, 324, 351, 355, 375, 



401,407,417,418,423. 



Donation of MSS.,— pp. 126, 131, 281, 283, 405, 407, 468. 



Donation of Maps, — p. 131. 



Donation of Meteorological Observations, — pp. 225, 267, 417. 



Donation of Drawings, &c, — pp. 43, 224, 235, 281. 



Donation of Coins, — pp. 265, 271. 



Election of Members,— pp. 43, 101, 126, 138, 142, 225, 269, 295, 307, 



339, 373, 407, 461. 

 Election of Honorary Members, — p. 23, 331. 

 Elections of President and Council,— pp. 99, 264, 400. 

 Exhibition of Antiquities,— pp. 43, 44, 45, 176, 206, 241, 295, 299, 307, 



309, 336, 405, 441, 461, 464. 

 Exhibition of Minerals, — pp. 71, 295. 



Exhibition of MSS. Autographs, &c pp. 71, 284,295, 307,418, 441. 



Grants of Money : 



Meteorological and Tidal Expenditure, — p. 1. 



To purchase Antiquities, — pp. 116, 307, 374. 



To make Catalogue,— pp. 117, 269, 295. 

 Reports (Annual) of the Council, — pp. 84, 255, 391. 

 Reports of the Committee of Science relative to Meteorological 



and Tidal Observations, — pp. 91, 261. 

 Report on Catalogue of Museum, — pp. 116, 215. 

 Resolutions (Miscellaneous),— pp. 22, 131, 207, 267, 247, 269,295, 



339,374,416,423. 



