THE 
Ee ns PROCEEDINGS 
OF THE — 
ROYAL DUBLIN SOCIETY. 
Vou. II. (New Sertss). JULY, 1880. Part VI. 
CONTENTS. 
Page 
LI. On Rossetti’s ae of Cooling, applied to the consideration of 
the relative effects of Sun-heat, Earth-heat, Star-heat, and 
Atmospheric Conditions upon Climates, during Geological 
Time. By Rev. Samuex Haveurton, M. gone CL. wa PS em 
LII. On the Evidence in favour of the belief in vo existence a: 
Floating Ice in India during the Deposition of the Talchir 
(Permian or Wea aca Rocks. By V. Barz, M. A., 
F.G:8., ; 430 
LITT. A Teoiva of the Picened of Weenbetinny ures ae year "1879. 
By J. L. E. Dreyer, M.A., of the whut oot of ens 
College: Dublin, . ayes hte 437 
LIV. Approximate Formule for the Vilegans and Weights of Gives 
By G. Jounstrone Sroyry, D.Sc., F.R.S., Secretary to the 
Society, ‘ 484 
LY. Anniversary Address Bs the Royal Reaigeital Society of Teclana 
By G. H. Kryanan, M.R.LA., President, . 485 
LVI. On the Coal Fields and Coal Prodaduan of India. By Ve Bae 
M.A., F.G.S., Geological Survey of India, Hon. Sec., aw 
Geological Society, Ireland. With a Map, , 496 
LVII. On the Mode of Occurrence and Distribution of Gold i in aes 
By V. Baur, M.A., F.G.S., Geological Survey of pee Hon. 
Sec., Royal Geolovical Society of Treland, : 524 
LVIII. An Improved Method for Determining the Gases Dissolyeaii in 
Water. By Ricuarp J. Moss, F. C: = : 547 
The Authors alone are responsible for all opinions expressed in their communications. 
DUBLIN: 
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OCT 4 191] 
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sii aie 
1880, 
