“TRANSACTIONS (NEW SERIES). 
VOLUME I. 
Part 
21.—Notes on the Aspect of Mars in 1882. By C. E. Burron, B.a., F.R.a.s., as seen with a 
Reflecting Telescope of 9-inch Aperture, and Powers of 270 and 600. Plate XXXVIII. 
(January, 1883.) 
22.— On the Energy expended in Propelling a Bicycle. By G. Jounstonu Sroney, D.SC., F.R.S., 
a Vice-President of the Society; and G. Grratp Stony. Plates XXXIX., XL., and 
XLI. (January, 1883.) 
23.—On Electromagnetic Effects due to the Motion of the Earth. By Gurorcx Francis 
Firz Geratp, M.A., F.7.c.D., Erasmus Smith’s Professor of Experimental Science in the 
University of Dublin. (January, 1883.) 
24.—On the Possibility of Originating Wave Disturbances in the Ether by Means of Electric 
Forces :—Corrections and Additions. By Gzorcz Francis FirzGEra.p, M.A., F.T.C.D. 
(January, 1883.) 
25.—On the Fossil Fishes of the Carboniferous Limestone Series of Great Britam. By J. W. 
Davis. Plates XLII. to LXV. (September, 1883.) [With Title-page to Volume. | 
VOLUME II. 
1.—Observations of Nebule and Clusters of Stars, made with the Six-foot and Three-foot 
Reflectors at Birr Castle, from the year 1848 up to the year 1878. Nos. 1&2. By the 
Rieut Hon. tue Kart or Rosse, 11.d., D.c.L., F.R.S. Plates I.to TV. (August, 1879.) 
No. 8. Plates V. and VI. (June, 1880.) 
2.—On Aquatic Carnivorous Coleoptera or Dytiscide. By Dr.SuHarp. Plates VII. to XVIII. 
(April, 1882.) [With Title-page to Volume. | 
VOLUME III. 
1.—On the Influence of Magnetism on the Rate of a Chronometer. By Orro Boxppicke#R, PH.D. 
Plate I. (September, 1883.) 
2.—On the Quantity of Energy transferred to the Ether by a Variable Current. By Grorcer F. 
FirzGera.p, M.A., F.R.s. (March, 1884.) 
3.—On a New Form of Equatorial Telescope. By Howarp Gruss, .£., F.R.s. Plate II. 
