850 
Proceedings of the Royal Society 
Dublin . — Proceedings (Science). Series II. Vol. III., Nos. 5-8. 1880-82. 
Proceedings (Polite Literature and Antiquities). Series II. Yol. 
II. , Nos. 2, 3. 1880-81. From the Academy. 
Transactions of the Royal Irish Academy. Yol. XXYIII. 
Science. 4to. 
I. On Chemical Equilibrium. By Dr. Tarleton. 1880. 
II. On a New Sponge with supposed Heteromorphic Zooids. 
By Dr. Perceval Wright. 1881. 
III. On Blodgettia Confervoides of Harvey. By Dr. Perceval 
Wright. 1881. 
IY. On New Unicellular Algse, living on Rhizoclonium Gas- 
paryi. By Dr. Perceval Wright. 1881. 
Y. On the Periods of the First Class of Hyper-Elliptic 
Integrals. By W. R. W. Roberts. 1881. 
VI. New Researches on Sun-heat and Terrestrial Radiation, 
and on Geological Climates. By Rev. S. Haughton, M.D. 
Parts 1, 2. 1881. 4to. 
VII. Extension of Theory of Screws to the Dynamics of any 
Material System. By Rob. S. Ball, LL.D. 
VIII. On some hitherto undescribed Compounds of Selenium. 
By C. A. Cameron, M.D., and E. W. Davy, M.D. 
IX. Dynamics of a Rigid System moving in Elliptic Space. 
By R. S. Ball, LL.D. 
X. On some Deductions from M‘Culloch’s Lectures on Rotation. 
By F. A. Tarleton, LL.D. 
Polite Literature and Antiquities. No. IY. Ogham Inscriptions. 
By Sir S. Ferguson. 1881. 4to . — From the Academy. 
The Scientific Proceedings of the Royal Dublin Society. (New 
Series.) Yol. II., Part 7, 1880. Yol. III., Parts 1-6, 1881. 
The Scientific Transactions of the Royal Dublin Society Yol. I., 
No. 13. On the possibility of originating Wave Disturbances 
in the Ether by means of Electric Force. By G. F. Fitzgerald. 
1880. No. 14. Explorations in the Bone Cave of Ballyna- 
mintra. By G. H. Kinahan and R, J. Ussher. 1880. 
Journal of the Royal Geological Society of Ireland. Yol. XVI., 
Part 1. 1881 . — From the Society. 
Dunsink (Dublin ). — Astronomical Observations and Researches made at 
Dunsink. 4th. Part. 1882 . — From the Observatory. 
Edinburgh . — Transactions of the Royal Scottish Society of Arts. Yol. X., 
Parts 3, 4. 1881-82. 8vo . — From the Society. 
Annual Reports of the Council of the Royal Scottish Academy of 
Painting, Sculpture, and Architecture. 1879-82 . — From the 
Academy. 
Highland and Agricultural Society of Scotland’s Transactions. 4th 
Series. Vol. XIII., 1881. Yol. XIV., 1882 .-— From Society. 
Transactions and Proceedings of the Botanical Society. Yol. XIV., 
Part 1. 1881. 8vo . — From the Society. 
Transactions of the Edinburgh Geological Society. Vol. IV., 
Part 1. Session 1881-81. 8vo . — From the Society. 
Journal of the Scottish Meteorological Society. With Tables for 
Half-Year ending 30th June 1877. Nos. LX.-LXIII., 1879-80. 
Nos. LXIV.-LXIX., 1881. 8vo . — From the Society. 
Proceedings of the Royal Physical Society. Session 1879-80. 8vo. 
Monthly and Quarterly Returns of the Births, Deaths, and Mar- 
riages registered in Scotland. July 1879 to July 1882. 
Ninth Decennial Census of the Population of Scotland (1881), with 
Report. Vol. I. Edin. 1882. Fol . — From the Registrar-General, 
