PUBLICATIONS 
OF THE 
HOYAL IRISH ACADEMY. 
TRANSACTIONS: 
Quarto, Boards ; or in Parts, stitched. 
^ s. I. to XXVIII. (some out of print). For Prices, &c., inquire at the Academy. 
^ . XXIX. Part I On the Plane Sections of the Cylindroid. Being the Seventh 
Memoir on the Theory of Screws. By Sir R. S. Ball, 
LLD., r.R.S., Royal Astronomer of Ireland. Plates I. 
and II. Price 35. 
,, Part II. — On the Ogam Monument at Kilcolman. By the Right 
Rev. Chaeles Graves, D.D., Lord Bishop of Limerick. 
Price Is. 
,, Part III. — On Two-Nosed Catenaries and their application to the 
Design of Segmental Arches. By T. Alexander, C.E., 
Professor of Engineering, Trinity College, Dublin; and 
A. W. Thomso]^, B.Sc, Assoc. Mem. Inst. C.E., Lecturer 
in the Glasgow and West of Scotland Technical College. 
Plate III. Price 3s. 
,, Part lY. — The Brain and Eyeball of a Human Cylopian Monster. 
By D. J. Cunningham, M.D. (Edinb. et Dubl.), Pro- 
fesssor of Anatomy, Trinity College, Dublin; and E. H. 
Bennett, M.D., Professor of Surgery in Trinity College, 
Dublin. Plates IV. and V. Price Is. iSd. 
,, Part V. — On the Theory of the Content. By Sir Robert Stawell 
I Ball, LL.D., F.R.S., Andrews Professor of Astronomy 
in the University of Dublin, and Royal Astronomer of 
\ Ireland. \_In the Pi-ess. ~\ 
j PROCEEDINGS: 
I Octavo^ cloth; or in Parts, stitched. 
Sites I. — Yols. 1. to X., 1836 to 1870 [some out of print). For prices^ Sfc.^ 
f inquire at the Academj/. 
sIles IL— SCIElfCE : 
Vol. I., complete. \_Title-page 8f Index with Ft. 1, Vol. III.'] 
Vol. II., complete. [^Title-page 8f Index with Ft. 1, Vol. III.'] 
Yol. III., complete. [Title-page and Index toith Fart 10.] 
i Yol. lY., complete. [Title-page and Table of Contents with Fart 6.] 
Sl;[ES II.— POMTE MTEKATURE AlfB Al^TIClUITIES : 
III Yol. L, complete. [Title-page and Index with Ft. 13.] 
' Yol, II., complete. [Title-page and Table of Contents with Fart 8.] 
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