li 



Ifewcastle, county of Tipperary, 287. 

 New Grange, gold ornament found near, 

 293. 



Ninian, St., a chapel of, 133. 



Noble, Captain Andrew, experiments on 



projectiles, 113. 

 , Lieutenant W. H., experiments with 



Armstrong guns, 116. 

 Nook Bay, St. Catherine's Chapel at, 440. 

 Nowel, Dean Laurence, cited, 41, 42. 

 Nugent, Arthur R., donation of, 334. 



O'Brien, Mr., on Tonymore crannoge, 275. 

 Ocampo, Florian D', Cronica General de 



Espagna, 374. 

 O'Conor manuscript transcribed by Mr. 



O' Curry, subscriptions towards purchase 



of, xxi. ; delivered to the Academy, 



305. 



O'Donovan, John, LL. D., his death, 60, 

 90; obituary notice of, 91; Ordnance 

 Survey letters of, cited, 455. 



Officers. See Academy. 



Oidachan, momxment of, 457. 



Old Leighlin, cathedral of, 440. 



Optics, Dr. Lloyd's researches in the science 

 of, 95. 



Ordnance Survey of Ireland, presentation 

 of 35 MS. vols, in the antiquarian de- 

 partment of, 28. 



O'Reilly, Joseph P., on the hydrocarbon- 

 ates and silicates of zinc at Santander, 

 5. 



Ormond, Elinor Countess of, tombstone of, 

 65. 



Ormsby, Robin, or Jingling Robert, 458. 

 Osborne, Jonathan, M.D., death of, 485 ; 



obituary notice of, 486. 

 O'Sherrin, or Sirinus, 38. 

 Owning, old church of, 65, 438, 439. 



Pakenham, Hon. and Very Rev. Henry, 



death of, 485. 

 Papyri, the Rhind, 409. 

 Parry, Sir W. E., death of, 485. 

 Pelagius, a form of the name Muirgein, 



299. 



Pellicer, Don Joseph, 360. 



Petrie, George, LL. D., member of Council 

 (Com. of Antiq.) in 1862, 117; in 1863, 

 305; in 1864, 487; Vice-President, 

 305, 493 ; remarks of, on the Fuerty in- 

 scriptions, 457, 458- 



Petty, SirWiUiam, 39. 



Pfahlbauten, pile from one of the Swiss, 

 272. 



Photographs, of the Sheskill-Molaisi and 

 three Irish crosiers, 409^ 



Photo-zincography, maps executed by,^ 60; 



manuscripts copied by, 330. 

 Pigot, David R., Q. C, elected Member, 



305. 



Pillars, long, Mr. Stoney on the strength of, 

 191. 



Pisa, Francisco de, Descripcion Historia de 

 Toledo, 378. 



Plana, Baron Giovanni, elected Honorary 

 Member, 305. 



Plowland, a denomination of land, 41. 



Pococke, Bishop, his collection of Irish an- 

 tiquities, 82. 



Poictiers, Gaulish inscription at, 306. 



Polyhistor, a title given to Stephen White, 

 30. 



Poore, Major Robert, elected Member, 458. 

 Porte, George, C.E., elected Member, 117. 

 Porter, George, M. D., donation of, 289. 

 Port-Leopold, observations on the wind 



made at, 203. 

 Portlock, Major-General J. E., death of, 



485; obituary notice of, 486. 

 Potash, a new hydrated silicate of, Dr. 



Sullivan on, 56. 

 Prestwich, Mr., on fluviatile deposits, 220, 



223. 



Prince Consort, the, death of, 90 ; address 



of condolence to the Queen on, 60, 81 ; 



acknowledgment of, 81. 

 Prince of Wales, the, addresses on marriage 



of, 306, 307 ; elected Honorary Member, 



372, 486. 

 Proceedings. See Academy. 

 Prospect, or Brackley, Lake, 443. 

 Purser, John, Jun., on the application of 



Corioli's equations to the problem of the 



gyroscope, 339. 



Quaternions, new and general method of 

 inverting a linear and quadratic function 

 of, 182. See Hamilton, Sir W. R. 



Quern stones, account of, 472. 



Raderus, Matthew, Bavaria Sancta of, 30. 



Rain-fall, at Dublin in 1860, 153; at En- 

 niskillen, 162; at St. Helena in 1860, 

 139 ; at Simon's Bay in 1859, 171. 



Rath, square earthen, in Craane, 282. 



Rathmichael, incised stone at, 61. 



Rathmore Abbey, county of Meath, view 

 of, 440 ; monument at, 288, 



Raths, earthen, the President on the ar- 

 rangement of, 80 ; in the county of 

 Wexford, 282. 



Ratoath, tombstone at, 288. 



