INDEX. 



525 



Cerium in the sun, on, 3. 



Cole (G-. A. J.) on some occurrences 

 of Tachylyte, 321. 



Copper, on the application of the 

 electrolysis of, to the measurement 

 of electric currents, 179. 



Cryohydrates, on the thermodyna- 

 mics of, 406. 



Dale (T. P.) on the numerical rela- 

 tion "between the index of refrac- 

 tion and the wave-length within a 

 refractive medium, and on the 

 limit of refraction, 326. 



Davison (C.) on the movement of 

 scree-material, 320. 



DedeMnd's theorem, on, 40. 



Deeley (R. M.) on a theorem of 

 glacier motion, 156. 



De Eance (0. E.) on the Cae-Gwyn 

 cave, 447. 



Diffusion, application of the, of gases 

 and vapours through porous bodies 

 to determine the amount of mois- 

 ture and carbonic acid in the sur- 

 rounding air, 77 ; of gases, on the, 

 129. 



Draper (Dr. C. PI.) on the polariza- 

 tion of platinum plates, 487. 



Dynamo machines, on the magnetic 

 circuit of, 496. 



Earth, on the results of the contrac- 

 tion through cooling of a solid, 7, 

 210. 



Ebert (H.) on the influence of light 

 upon the electric discharge, 162. 



Edgeworth (F. Y.) on a new method 

 of reducing observations relating 

 to several quantities, 184. 



Electric currents, on the conditions 

 of maximum efficiency in the 

 transmission of power by alterna- 

 ting, 30 ; on the application of the 

 electrolysis of copper to the mea- 

 surement of, 179. 



discharge, on the influence of 



light upon the, 162. 



endosmose and allied pheno- 

 mena, on, 52. 



Electrical impressions, on, 80. 



phenomena provoked by radia- 

 tion, on some, 314. 



transportation in liquids, 78. 



Electricity, on, produced by the fric- 

 tion of drops, 75 ; on the velocity 

 of, 153 ; on the convection of, by 

 evaporation, 244; on a method of 

 determining the difference in phase 



of two harmonic currents of, having 



the same period, 295. 

 Electrolysis, experiments on, 276. 

 Electromagnetic waves, on, 130, 202, 



379. 

 Electromotive force of voltaic cells, 



application of the deci-ampere or 



centi-ampere balance to determine 



the, 164. 

 in moving conductors, on 



the, 271. 

 Elster (J.) on electricity produced by 



the friction of drops, 75. 

 Endosmose, on the theory of electric, 



52. 

 Energy, on the distribution of, in the 



spectra of solids, 425. 

 Everett (Prof. J. D.) on the general 



laws of brightness of images, 



216. 

 Fisher (Rev. 0.) on the results of 

 * the contraction of a solid globe, 7. 

 Fox (H.) on the gneissic rocks off the 



Lizard, 438. 

 Fresnel's kinematics of double refrac- 

 tion, on, 116. 

 Gardner (J. S.) on the Barton and 



Upper Bagshot formations, 444. 

 Gas, on the motion of a, " in mass," 



38. 

 Gases, on some questions in the ki- 

 netic theory of, 81, 172; on the 



diffusion of, 129. 

 Gee (W. W. H.) on the change of 



density of the electrolyte at the 



electrodes, 276. 

 Geikie (Dr. A.) on the age of the 



altered limestone of Strath, Skye, 



'73. 

 Geitel (H.) on electricity produced 



by the friction of drops, 75. 

 Geological Society, proceedings of 

 ' the, 71, 238, 316, 438, 515. 

 Geological Survey of the Highlands 



of Scotland, on the recent work of 



the, 515. 

 Glacier motion, on a theory of, 156, 



452. 

 Gold, on recent discoveries of, in the 



Transvaal, 73. 

 Goppelsroder (F.) on capillary ana- 

 lysis, 244. 

 Gray (T.) on the application of the 



electrolysis of copper to the mea- 

 surement of electric currents, 179. 

 Green (Prof. A. H.) on the geology 



of the Cape Colony, 316. 



Phil. Mag. S. 5. Vol. 25. No. 157. June 1888. 



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