578 



INDEX. 



Elastic solid, on the application of 

 force required to produce spherical 

 solitary waves or trains of periodic 

 waves in an, 480. 



Electrical conduction produced by 

 uranium radiation, on the, 109. 



conductivity and opacity, on 



the relation between, 385. 



instruments, on the magnetic 



fluxes in, 1. 



■ oscillations, on the propagation 



of damped, along parallel wires, 

 296. 



waves in sea- water, 413. 



Electricity, on the conduction of, 



through gases by charged ions, 

 253. 



Electrometer, on a five-celled quad- 

 rant, 499. 



Energy dissipated in condensers, on 



. the measurement of, 19, 222. 



Explosion, on the rate of, in gases, 

 90. 



Faraday, on an experiment of, 331. 



Films, on the thickness of the black 

 spot in liquid, 501. 



Filou (L. N. G.) on certain diffrac- 

 tion-fringes as applied to micro- 

 metric observations, 441. 



Frequency of vibration of a system 

 in its gravest mode, on the calcu- 

 lation of the, 566. 



Gases, on the rate of explosion in, 

 90 ; on the absorption of uranium 

 radiation by, 123 ; on the conduc- 

 lion of electricity through, by 

 charged ions, 253. 



Geological Society, proceedings of 

 the, 326, 417, 438, 575. 



Glass, on the absorption of water in 

 hot, 104, 461. 



Gold-leaf, on the opacity of, 385. 



Gordon (Mrs. M. M.) on the torsion 

 structure of the dolomites, 4J9. 



Griffiths (A.) on the source of energy 

 in diffusive convection, 522 ; on an 

 apparatus for the determination of 

 the rate of diffusion of solids dis- 

 solved in liquids, 530. 



Groom (Prof. T. T.) on the geological 

 structure of the Southern Mal- 

 verns, 327. 



Haga (Prof. H.) en a five-cell quad- 

 rant electrometer, 499. 



Harrison (Prof. J. B.) on the oceanic 

 deposits of Trinidad, 498. 



Heat, on the conduction of, in a 

 spherical mass of air confined by- 

 walls at a constant temperature, 

 314 ; on the, produced by moisten- 

 ing pulverized bodies, 329 ; on the 

 effect of, on longitudinally mag- 

 netized iron wire, 421. 



Heaviside (O.) on electrical waves 

 in sea-water, 413. 



Hvpergeometrical series, on certain 

 properties of the, 236. 



Inductance of a wire to an oscillatory 

 discharge, on the, 433. 



Interference-method, on the applica- 

 tion of an, to the investigation of 

 Young's modulus for wires, 539. 



Ions, on the velocity of the, in ura- 

 nium conduction, 145 ; on the 

 conduction of electricity through 

 gases by charged, 253. 



Iron wire, on the effects of tempera- 

 ture and of circular magnetization 

 on longitudinally magnetized, 421 ; 

 on the change in dimensions of, by 

 magnetization, 539. 



Johonnott (E. S., jun.) on the thick- 

 ness of the black spot in liquid 

 films, 501. 



Jukes-Browne (A. J.) on the oceanic 

 deposits of Trinidad, 498. 



Kelvin (Lord) on the age of the 

 earth as an abode fitted for life, 

 66 ; on the reflexion and refraction 

 of solitary plane waves at a plane 

 interface between two isotropic 

 elastic mediums, 179; on the 

 application of Sellmeier's dynami- 

 cal theory to the dark lines D^ 

 D 2 produced by sodium vapour, 

 302 ; on the application of force 

 required to produce spherical soli- 

 tary waves or trains of periodic 

 waves in an elastic solid, 480. 



King (W. W.J on the Permian con- 

 glomerates of the Lower Severn 

 basin, 417. 



Lehfeldt (Br. R. A.) on the proper- 

 ties of liquid mixtures, 284. 



Lenard rays, on the, 269. 



Light, on the transmission of, through 

 an atmosphere containing small 

 particles in suspension, 375. 



Liquid films, on the thickness of the 

 black spot in, 501. 



mixtures, on the properties of, 



284. 



