are 
By S. H. Bindon, Esq. . . . . Fo ie 
CONTENTS, ix 
PAGE. 
On some ancient Inscriptions in Scotland. By John eats, Bet ; 
of Heading-hill, Aberdeen... . . . . . « 
Some Remarks on the preceding Communication. By Gearke Pe. 
eed a ii ea te eR ste wifes 452 
On a Mode of ascertaining the iam State of the Weather. By 
Lieutenant Steevenson,R.N. . . . . . Ma ee 454 
On the Development of a Function in Taneowisks of the wnat 
upon which it depends. By Rev. Charles Graves. . . 455 
On an antique Gold Ornament, the a of the Earl of Tibet. 
_ By Rey. Charles Graves. . . an 460 
A Theorem of tt ect Isochronism, By ‘Sir W. R. a 
milton, LL.D. ee ceees @ BES A Ue 465 
On some Reseiveaers i in the Ubhatrnetiehs and ws of the Gal. 
vanic Battery. By Rev. Dr. Callan, See of Natural Philo- 
sophy in the College, Maynooth. . . . ated is 471 
On the MSS. relating to Ireland in the Shbwthidian = hee at 
Brussels. By S. H. Bindon, Esq. . . ... . 477 
On certain Properties of Curves and Surfaces of the second Degree 
By J. K. Ingram, Esq. . - ~~ ee ee ees 502 
On the Application of the Calculus of Quaternions to the Theory of 
the Moon. By Sir William R. Hamilton, LL.D. . . . 507 
On the Composition and Optical ci Shean of sl By baits 
Apjohn,M.D.. . ... 2 521 
On the Effect of Heat in lessening a Affinity of the micnents of 
Water. By Rev. T.R. Robinson, D.D. . . . unre 525 
On an Extension of a Theorem of Euler. By ins esate Youn. 526 
On a Theorem respecting Products of Sums of ashy Squares. By 
John T. Graves, Esq. . . . Secon - 527 
On the Association of Ideas. By ey iiss Wills, arate 531 
On a Leaden Seal of Herbert de la Mara. By Sir William Bethan 534 
On the Solution of linear differential Equations, and’other Equations 
of the same kind, Py the Pree of eo oe Rey. Charles 
Graves. . . bias 536 
On the peiGeaion of saben of the teuleid Degree. ‘By fae 
George Salmon. : ib 
On the Mission of the Father so de Burge to 6 Belgium in 1644. 
538 
Ossects Exaritep,—pp. 247, 260, 263, 266, 270, 272, 441, 460, 465. 
Reso.utions,—pp. 25, 65, 73, 109,110, 111, 188, 151, 191, 192, 201, 217, 
237, 260, 263, 272, 356, 416, 507 531,. 
Execrion or Councit,—pp. 69, 186, 201, 221, 416, 531. 
Exection or MemBers,—pp. 1, 17, 25, 64, 72, 74,77, 105, 109, 138, 151, 
186, 191, 203, 233, 259, 305, 325, 355, 383, 419, 455, 507. 
° b 
