I N D E X. 



821 



Electric current in a gas, variation 

 of the potential required to main- 

 tain a, 289. 



inertia, on the theory of. 24.°.. 



spark, action of radium upon 



the, 378. 



Electricity, on the union of hydrogen 

 and oxygen through the passage 

 of, 171 ; on the discharge of. 

 from hot platinum in phosphorus 

 vapour, 407. 



Electrodes, on the measurement of 

 the potential of the, in stationarv 

 liquids, 20. 



Electrolysis, on changes of concen- 

 tration at the cathode during, 20. 



Electrolytic dissociation, on the 

 theory of, 214. 



Electromagnetic theory, on radiation 

 and, 313, 42-3. 



Elliptic integrals, on the application 

 of Legendre's functions to the 

 theory of the Jacobian, 264. 



Entropv, on the increase of, 167. 

 208, 728. 



Esters, on the boiling-points of the. 

 9. 



Eve (A. S.) on the properties of 

 radium in minute quantities, 708. 



Extensometers, on an interference 

 apparatus for the calibration of, 

 ^ 129. 



Fearnsides (W. G.) on the geology of 

 Arenig Fawr and Moel Llvfnant, 

 392. 



Fitz Gerald-Lorentz effect, on an 

 experiment to detect the, 680. 



Flat-wavelet resolution, on, 577. 



Fleming (Prof. J. A.) on the applica- 

 tion of the cymometer to the 

 determination of the coefficient 

 of coupling of oscillation trans- 

 formers, 758. 



y ravs, on the heating effect of the, 

 621. 



theory of the variation of 

 potential required to maintain a 

 current in a, 289 : on the action 

 of a magnetic field on the dis- 

 charge through a, 370, 



Gases, on the transmission of, through 

 water, 360 ; on the pressure of, 

 and the equation of virial, 494 ; 

 on the escape of, from atmospheres, 

 508, 510. 



Geological Society, proceedings of 

 the, 286, 388, 6i9, 817. 



Phil Mag. S. 6. Vol. 9. No. 54. 



Glass, determination of Young's 

 modulus for, 413 ; on the slow 

 stretch in, subjected to constant 

 pull, 513. 



Grime (R. E.) on an apparatus for 

 determining Young's modulus for 

 thin wires, 258. 



Hargreaves (R.) on radiation and 

 electromagnetic theory. 313, 425. 



Hehl (Dr. N.) on the dimensions of 

 the cathode images, 614. 



Henderson (Capt. E.) on alternators 

 in parallel, 309. 



High-frequency alternator, on a. 

 299. 



Hilton (H.) on crystallographic pro- 

 jections, 85. 



Homologous compounds, on the 

 boiling-points of, 1. 



Hydrogen and oxygen, on the union 

 of, at low pressures through the 

 passage of electricity, 171. 



Hysteresis, on variations of magnetic, 

 with frequency, 102. 



Indiarubber, on the slow stretch in, 

 subjected to constant pull, 513. 



Inertia, on the theory of electric. 

 243. 



Interference apparatus for the cali- 

 bration of extensometers, on an. 

 129. 



Ionization of air in closed vessels, on 

 the spontaneous, 550. 



Iron, on the magnetic change of 

 resistance in, 77. 



Jacobian elliptic integrals, on the 

 application of Legendre's functions 

 to the theory of the, 264. 



Jourdain (P. E. B.) on transfinite 

 cardinal numbers of the exponential 

 form, 42. 



Kahlenberg (Prof. L.) on the theory 

 of electrolytic dissociation, 214. 



Kelvin (Lord) on deep-water ship- 

 waves, 733. 



Kinsley (Prof. C.) on short spark- 

 discharges, 692. 



Kirkby (Rev. P. J.) on the union of 

 hydrogen and oxygen at low 

 pressures through the passage of 

 electricity, 171. 



Lamps, on the mean spherical candle- 



?ower of incandescent and arc. 

 36. 

 Lateral vibration of bars, on the. 



134. 

 Lead, on radiation from, 531. 



June 1905. 3 I 



