674 



INDEX. 



Evans (Dr. J. W.) on a monchiquite 

 from Junagarh, 600. 



Evans (W. T.) on the expansibility 

 of a hard Jena glass, 125. 



Faraday effect, on the, 464. 



Field, on the effect of an electric, on 

 cloudy condensation, 572. 



FitzGerald (Prof. G. F.), obituary 

 notice of, 360. 



Flash spectrum, on the, 551. 



Gases, spectroscopic notes concerning 

 the, of the atmosphere, ICO ; on 

 the conductivity produced in, by 

 the motion of negatively charged 

 ions, 198, 630 ; on the effect of a 

 magnetic field on the discharge 

 through, 250 ; on the phospho- 

 rescent glow in, 342, 455 ; on the 

 absorption of, in a Crookes tube, 

 503, 670. 



Geological Societv, proceedings of 

 the, 167, 520, 598, 667. 



Glass, on the expansibility of a hard 

 Jena, 125 ; on double refraction 

 in, 169. 



Glazebrook (Dr. R. T.) on the theory 

 of magnetic disturbance by earth - 

 currents, 432. 



Glow, on the phosphorescent, in 

 gases, 342, 455 : on a theory of 

 the negative, 361. 



Grating, on a mica echelon, 627. 



Gwyther (R. F.) on progressive long- 

 waves in shallow water, 106. 



Heating, on the stresses in solid 

 bodies due to unequal, 169. 



Helium, on the concentration of, 

 from the atmosphere, 105. 



Hill (Rev. E.) on the drifts of the 

 Baltic coast of Germany, 598. 



Hilton (H.) on van der Waals' 

 equation, 579. 



Hydrochloric acid and methylether, 

 on mixtures of, 593. 



Hydrogen, on the liberation of, by 

 electrolysis, 45 ; on the specific 

 ionic velocities in, 79 ; on the 

 visibility of, in air, 100 ; on the 

 liquefaction of, 411 ; on the con- 

 ductivity produced in, by the 

 motion of negatively charged ions, 

 630. 



Hysteresis of nickel and cobalt in a 

 rotating magnetic field, on the, 

 642. 



Induction, on magnetic, in iron and 

 other metals, 330. 



Inertia, on electric, 227. 



Interruptor, on the function of self- 

 induction in Wehnelt's, 246. 



Ions, on the specific velocities of, in 

 the discharge from points, 79 ; on 

 the conductivity produced in 

 gases by the motion of negativelv 

 charged, 198, 630. 



Iron, on the magnetic properties of 

 alloys of, and aluminium, 296 ; on 

 magnetic induction in, 330. 



Jeans (J. II.) on the striated elec- 

 trical discharge, 521. 



Jena glass, on the expansibility of a 

 hard, 125. 



Kirkby (P. J.) on the conductivity 

 produced in gases by the motion 

 of negatively charged ions, 630. 



Kuenen (Dr. J. P.) on mixtures of 

 hydrochloric acid and meth vlether, 

 593. 



Laws (S. C.) on changes in the 

 magnetic condition of an alloy of 

 iron and aluminium, 296. 



Leakage of electricity from charged 

 bodies, on, 442. 



Lees (Dr. O. H.) on the viscosities 

 of mixtures of liquids and solutions, 

 128. 



Lehfeldt (Dr, R. A.) on electro- 

 motive force and osmotic pressure, 

 377 ; on the graphical treatment 

 of experimental curves, 403. 



Lenses, on astigmatic, 239. 



Light, on the resolution of, into its 

 circular components in the Faraday 

 effect, 464. 



Liquids, on the viscosities of mix- 

 tures of, and solutions, 128. 



Lownds (L.) on the magnetic pro- 

 perties of alloys of iron and alu- 

 minium, 601. 



Luminous intensities of sun and sky, 

 on the relative, 555. 



Magnetic disturbance by earth- 

 currents, on the theory of, 432. 



field, on the effect of a, on the 



discharge through a gas, 250 ; on 

 the, produced by electric tram- 

 ways, 423, 432 ; on the hysteresis 

 of nickel and cobalt in a rotating, 

 642. 



induction in iron and other 



metals, on, 330. 



precession, on, 314. 



properties of the alloys of iron 



and aluminium, on the, 296, 601. 



