CONTENTS OF VOL. XXXVIII. FOURTH SERIES. V 



NUMBER CCLIV.— SEPTEMBER. 



Page 

 Prof. E. Edlund on the Construction of the Galvanometer used 

 in Electrical Discharges, and on the Path of the Extra Cur- 

 rents through the Electric Spark 169 



Prof. J. LeConte on some Phenomena of Binocular Vision. ... 179 

 Mr. C. Tomlinson on the Formation of Bubbles of Gas and of 



Vapour in Liquids 204 



Dr. T. Fritzsche on the Production of a Columnar Structure 



in Metallic Tin 207 



Prof. W. A. Norton on the Fundamental Principles of Mole- 

 cular Physics. Reply to Professor Bayma 208 



Mr. C. Tomlinson on a Remarkable Structural Appearance in 



Phosphorus 215 



Mr. C. Tomlinson on the Supposed Action of Light on Com- 

 bustion 217 



Mr. J. Croll on the Opinion that the Southern Hemisphere 

 loses by Radiation more Heat than the Northern, and the 



supposed Influence that this has on Climate 220 



Prof. G. C. Foster on some Lecture-experiments in Electricity. 229 

 Proceedings of the Geological Society : — 



Prof. W. King and Dr. T. H. Rowney on the so-called 



" Eozoonal " Rock 235 



Mr. T. W. Kingsmill on the Geology of China 238 



Prof. T. H. Huxley on Hyperodapedon 238 



Mr. W. Whitaker on the Locality of a new Specimen of 



Hyperodapedon on the South Coast of Devon^ 240 



Mr.W. H. Baily on Graptolites and allied Fossils occurring 

 in Ireland, and on Plant-remains from beds interstratified 



with the Basalt in the County of Antrim 241 



Mr. G. T. Clark on the Basalt Dykes of the Mainland of 



India 242 



Dr. Sutherland on Auriferous rocks in South-eastern 



Africa 242 



Note on Electrolytic Polarization, by Professor Tait 243 



o 



On the Spectrum of the Aurora Borealis, by J. A. Angstrom. . 246 

 On the Thermal Energy of Molecular Vortices, by W. J. Mac- 

 quorn Rankine, C.E., LL.D., F.R.SS. Lond. & Edinb. &c. . 247 



NUMBER CCLV.— OCTOBER. 



Dr. W. M. Watts on the Spectra of Carbon. (With a Plate.) 249 

 Prof. E. Edlund on the Cause of the Phenomena of Voltaic 



Cooling and Heating discovered by Peltier 263 



Prof. Challis's Comparison of a Theory of the Dispersion of Light 



