550 



INDEX. 



Dielectric power of ice, on the, 144. 



Dissipation function, on the kinetic 

 interpretation of the, 455. 



Draper (D.) on the marble beds of 

 Natal, 545. 



Dynamics, on a simple graphic illus- 

 tration of the determinantal rela- 

 tion of, 531. 



Earth's crust, on densities in the, 

 93. 



Edser (E.) on the objective reality 

 of combination tones, 341. 



Electrical notes, 175. 



rays, on the refraction and dis- 

 persion of, 144. 



Electrochemical theory, on Helm- 

 holtz's, 529. 



Electromagnetic capacity of a con- 

 denser, on a modification of the 

 ballistic-galvanometer method of 

 determining the, 172. 



stress, on, 254. 



tractive force, on, 547. 



Elements, on the role of atomic heat 

 in the periodic series of the, 106. 



Energy movements in the medium 

 separating electrified or gravitating 

 particles, on, 357. 



Eumorfopoulos (N.) on the determi- 

 nation of thermal conductivity and 

 emissivity, 280. 



Evershed (J.) on the radiation of 

 heated gases, 460. 



Flame-spectra of salts of copper and 

 gold, 122. 



Garbasso (E.) on the refraction and 

 dispersion of electrical rays, 144. 



Gases, on the luminosity of, 122 

 on the velocity of sound in, 142 

 on the liquefaction of, 188, 298 

 experiments on the radiation of 

 heated, 460. 



Geological Society, proceedings of 

 the, 140, 542. 



Glacier-grains, on, 453. 



Glass, on the specific inductive capa- 

 city of, under slowly and rapidly 

 changing fields, 78 ; on the lumi- 

 nescence of, 115 ; on silvering, in 

 the cold, 387. 



Glow-discharge, on the, 387. 



Glow-lamps, on tests of, 389. 



Golti, on the flame-spectrum of the 

 trichloride of, 130. 



Gravitation, comparative review of 

 some dynamical theories of, 145. 



Green (Prof. A. H.) on some recent 

 sections in the Malvern Hills, 140. 



Gresley (W. S.) on the Midland 

 coalfield, 547 ; on the iron ores of 

 the Lake Superior Region, 547. 



Griffiths (A.) on some experiments 

 with alternating currents, 229. 



Griffiths (E. H.) on the influence of 

 temperature on the specific heat of 

 aniline, 47, 143. 



Harmonic analyser, on a simple form 

 of, 367. 



Haycraft (H. C.) on a simple appa- 

 ratus for determining the mecha- 

 nical equivalent of heat, 160. 



Heat, on a simple apparatus for de- 

 termining the mechanical equiva- 

 lent of, 160 ; on the kinetic energy 

 of the motion of, 501. 



of combination of substances 



in the liquid and solid condition, 

 on the, 510. 



Helmholtz's electrochemical theory, 

 on, 529. 



Henderson (J. B.) on the influence 

 of magnetic fields on the electrical 

 conductivity of bismuth, 143. 



Hennessy (Prof. H.) on Ronayne's 

 cubes, 183. 



Herz (A.) on the glow-discharge, 

 387. 



Hopkinson (J.) on the specific in- 

 ductive capacities of water, alco- 

 hol, &c, 134. 



Hydrogen, on the critical pressure of, 

 199. 



Ice, on the dielectric power of, 

 144. 



Iron, on the influence of magnetiza- 

 tion on the constants of elasticity 

 in, 548 ; on the magnetization of, 

 by very small forces, 548. 



wire, on the change of length 



in soft, placed in a uniform mag- 

 netic field, 226. 



Jones (E. T.) on electromagnetic 

 stress, 254. 



Joule's thermometers, on the scale- 

 value of, 477. 



Korteweg (Prof. D.J.) on the change 

 of form of long waves advancing 

 in a rectangular canal, and on a 

 new tvpe of long stationary waves, 

 422. 



Lake (P.) on the Denbighshire series 

 of South Denbighshire, 141. 



