I N D E X. 



021 



Davison (Dr. C.) on scales of seismic 

 intensity, 44 ; oh the sea-waves 

 connected with the Japanese earth- 

 quake of June 15, 1896, 579. 



Density, on the law of Cailletet and 

 Mathias and the critical, 291. 



De\ iations from the probable, on the 

 criterion that a given system of, 

 is such that it can be supposed to 

 have arisen from random sampling, 

 157. 



Diaphragm movements, on a micro- 

 meter for measuring, 537. 



Dielectric, on the supposed elonga- 

 tion of a ? in an electrostatic held, 

 198. 



Dispersion, illustration of the theory 

 of anomalous, 60S.. 



Earthquake, on the sea-waves con- 

 nected with a Japanese, 579. 



Earthquakes, on scales of .the in- 

 tensity of, 44. 



Elastic constants of rocks, on the, 

 oo. 



solid, on the motion of pondea-- 



able bodies through infinite space 

 occupied by an, 181. 



Elasticity of wires, on the, 416. 



Electric micrometer, on an, 537. 



oscillations, on the propagation 



of, along parallel wires, 605. 



waves, on the reflexion 



transmission by condensers 

 along wires, 357. 



Electricity, on the genesis of 

 ions in the discharge of, through 

 gases, 278 ; on the duties of ajther 

 lor, 305. 



Electrolytes, on a diagram 

 freezinir - point depressions 

 505. 



Electrons, on the theory of, 269. 



Electrostatic held, on the supposed 

 elongation of a dielectric in an, 

 198. 



Energy, on the law of partition of, 

 584. 



Evans (Dr. J. W*) on mechanically- 

 formed limestones from Junagarh, 

 536. 



Evaporation, on loss of charge bv, 

 489. 



E.vtensometer, on a new, 87. 



Faraday dark space of vacuum-tubes, 

 on the potential gradient in the, 

 563. 



and 

 of, 



the 



of 

 for, 



Fluid, on the motion of a sphere in 



a viscous, 323, 519. 

 Freezing-point depressions for elec- 

 trolytes, on a diagram of, 505. 

 Frequency -curves, on the deter- 

 mination of goodness of n't in, 



157. 

 ■ ■ -distributions, on the tabulation 



of certain, 393. 

 Galvanometer, on a possible source 



of error in the use of a ballistic, 



575. 

 Gas-thermometer, ou the constant- 

 volume, 251. 

 Gas-thermometiy, notes on, 433. 

 Gases, on the genesis of the ions in 



the discharge of electricity through, 



278. 

 Geological Society, proceedings of 



the, 179, 265, 352, 443, 536. 

 Gladstone (Dr. J. M.) on the action 



of copper-zinc alloys on nitric acid, 



231. 

 Glazebrook (R. T.) on the measure- 

 ment of some standard resistances, 



410. 

 Guest (J. J.) on the strength of 



ductile materials under combined 



stress, 69. 

 Gwyther (R. F.) on progressive long 1 



waves, 213, 308 ; on the general 



motion of long waves, 349. 

 Harmer (F. W.) on the Pliocene 



deposits of the East of England, 



353. 

 Heat of formation of alloys, on the, 



37, 231 ; on the, developed in 



wetting powders, 618. 

 Henderson (W. C.) on the loss of 



eharge of an electrified liquid by 



evaporation, 489. 

 Hill (J. B.) on a new type of rock 



from Kentallen, 444. 

 . Hydrogen, on the spectra of, find the 



spectrum of aqueous vapour, 338 ; 



on the arc spectra of some metals 



as influenced by an atmosphere of, 



497. 

 Induction-coil, on the spark-length 



of an, 139. 

 Ionization, on the relation of the 



depression of the freezing-point to 



the state of, 505. 

 Ions, on the genesis of the, in the 



discharge of electricity through 

 gases, 278. 



