10 



INDEX. 



Harker (Dr. J. A.) on the specific 

 heat of iron at high temperatures, 

 430. F 



Harward (A. E.) on the transfinite 

 numbers, 439. 



Hayelock (Dr. T. H.) on surfaces of 

 discontinuity in a rotationally 

 elastic medium, 603. 



Ilobbs (G. M.) on the relation be- 

 tween P.D. and spark-length for 

 small values of the latter, 617. 



Honda (K.) on a portable aeromer- 

 curial tide-gauge, 253; on the 

 magnetization and magnetic 

 chance of length in ferromagnetic 

 metals and alloys, 548, 642. 



Houstoun (R. A.) on the effect of a 

 surface-film in total reflexion, 12 ; 

 on total reflexion at the second 

 surface of a plane parallel plate, 24. 



Hydrogen, on the union of, with 

 oxygen at low pressures, 467. 



Inertia, on the determination of the 

 moment of, of magnets, 130. 



Ions, on the discharge of negative, 

 by glowing metallic oxides, 80 : 

 on the structure of, formed in 

 gases at high pressures, 177 ; on 

 the rate of recombination of, in 

 gases, 242. 



Iron, on the specific heat of, at high 

 temperatures, 430 : on the mag- 

 netization and magnetic change of 

 length in, 548. 



Jackson (W. H.) on the method of 

 transmission of the excited activity 

 of radium to the cathode, 532. 



Jeans (J. H.) on the partition of 

 energy between matter and eether, 

 91. 



Jones (Prof. H. C.) on the theory of 

 electrolytic dissociation, 157. 



Kahlenberg (Prof. L.) on the theory 

 of electrolytic dissociation, 662. 



Kelvin (Lord) on the statistical kine- 

 tic equilibrium of ether in pond- 

 erable matter, 285 ; plan of an 

 atom to be capable of storing an 

 electrion with enormous energy for 

 radioactivity, 695. 



Kinetic equilibrium of ether in 

 ponderable matter, on the statisti- 

 cal, 285. 



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

 hydrogen with oxygen at low 

 pressures caused by the heating of 

 platinum, 467. 



Kleeman (R.) on the a particles of 

 radium, 318. 



Lamps, on the candle-power of 

 incandescent electric, 208. 



Lanchester (F. W.) on the pendulum 

 accelerometer, 260. 



Larmor (Dr. J.) on the constitution 

 of natural radiation, 574. 



Lattey (R. T.) on the mutual solu- 

 bilities of diethylamine and water, 

 397. 



Lenses, on ellipsoidal, 180. 



Light, on the flux of, from the 

 electric arc with varying power- 

 supply, 216. 



Mackenzie (Prof. A. S.) on the 

 deflexion of a rays from radium 

 and polonium, 538. 



Magnetic change of length in ferro- 

 magnetic metals and allovs, on the, 

 548, 642. 



disturbances at Greenwich, de- 

 ductions from, 306- 



field, on the effect of a trans- 

 verse, on the discharge through a 

 vacuum-tube, 67. 



rotation, on the bright line- 

 spectrum produced by, 422. 



Magneto-optics of sodium vapour, on 

 the, 408. 



Magnets, on the determination of 

 the moment of inertia of, 130. 



Makower (W.) on the method 

 of transmission of the excited ac- 

 tivity of radium to the cathode, 526. 



Marshall (Dr. P.) on the geology of 

 Dunedin, 191. 



Mellor (E. T.) on the glacial con- 

 glomerate in the Transvaal, 706. 



Metallic oxides, on the discharge of 

 negative ions by glowing, 80. 



Metals, on the magnetization and 

 magnetic change of length of 

 ferromagnetic, 548, 642 ; on the 

 emission of negative corpuscles by 

 the alkali, 574; on the thermo- 

 electric circuit of three, 631. 



Moody (Dr. G. T.) on variegation in 

 the Keuper marl, 707. 



More (Prof. L. T.) on dielectric strain 

 along the lines of force, 676. 



Morrow (J.) on the lateral vibration 

 of bars of unif rm and varying 

 sectional area, 113. 



Nicholson (J. W.) on electrical 

 vibrations between confocal elliptic 

 cylinders, 225. 



