'02 



1 N D E X. 



Hammick (D. L.) on latent heat 

 and surface energy, 32. 



Hai-greaves (R.) on the difference 

 between magnetic and electric 

 energies as a pressure, 662. 



Heat, on latent, and surface energy, 

 32, 238 ; on the, radiated from a 

 cylindrical wall, 359 ; on problems 

 in the conduction of, 603. 



Helium, on critical velocities for 

 electrons in, 592. 



Hemsalech (G. A.) on the excitation 

 of the spectra of carbon, titanium, 

 and vanadium by thermelectronic 

 currents, 241. 



Hicks (Prof. W. M.) on the spectrum 

 of copper, 457. 



Horton (Prof. E.) on critical velo- 

 cities for electrons in helium, 

 592. 



Hot-wire anemometer, on the, 

 505. 



Hydrogen and air, on the radiation 

 emitted in explosions of, 84; on 

 the magnetic susceptibility of, 

 305 ; on the mass-spectrum of, 

 621. 



Illumination, on the relation between 

 electrical conductivity and, in sele- 

 nium, 482. 



Inertia of a sphere moving in a fluid, 

 on the, 350. 



Jackson (L. C.) on variably coupled 

 vibrations, 294. 



Jeffreys (Dr. H.) on turbulence in the 

 ocean, 578. 



Joly (Prof. J.) on the separation of 

 lead into isotopes by centrifuging, 

 372 ; on the effect of centrifuging 

 certain alloys while in the liquid 

 state, 376 



Jones (I.) on the period and decre- 

 ment of an oscillatory electric 

 current, 553. 



Jones (L. A.) on the measurement of 

 the visibility of objects, 96. 



Krypton, on the mass-spectrum of, 

 623. 



Kunz (Prof. J.) on the scattering of 

 light by dielectric spheres, 416. 



Latent heat and surface energv, on, 

 32, 238. 



Lead, on the separation of, into 

 isotopes, 372. 



Lewis (Prof. W. C. McC.) on the 

 application of the quantum theory 

 to chemical reactions, 26. 



Light, on the scattering of, by di- 

 electric spheres, 416; on the scat- 

 tering of, by air, 423 ; on the pro- 

 pagation of, in a gravitational 

 field, 586 ; on the path of a ray 

 of, in the gravitation field of the 

 sun, 626. 



absorption and fluorescence, on, 



565. 



Lindemann (Prof. F. A.) on the sig- 

 nificance of the chemical constant, 

 21. 



Livens (G. H.) on the mathematical 

 relations of the magnetic field, 

 673. 



Lodge (Sir O. J.) on a possible struc- 

 ture for the aether, 170. 



Magnetic and electric energies, on 

 the difference between, as a pres- 

 sure, 662. 



field, on the mathematical re- 

 lations of the, 673. 



induction of a circular current, 



on the, 134. 



susceptibilities of hydrogen and 



other gases, on the, 305. 



Majorana (Prof. Q.) on gravitation, 

 488. 



Maliik (Prof. D. N.) on the quantum 

 theory of electric discharge, 233. 



Marr (Prof. J. E.) on the Pleistocene 

 deposits around Cambridge, 699. 



Mass, energy, and radiation, on, 

 679. 



Mass-spectra of chemical elements, 

 on the, 611. 



Mercury, on the mass-spectrum of, 

 623. 



Morton (Prof. W. B.) on the con- 

 struction of a parabolic trajectory 

 157. 



Muszkat (Miss A.) on the beta-recoil, 

 690. 



Neon, on the constitution of atmo- 

 spheric, 449; on the mass-spectrum 

 of, 619. 



Nitrogen, on the magnetic suscepti- 

 bility of, 327 ; on the rate of 

 solution of, by water, 385 ; on 

 the mass-spectrum of, 621. 



Observations, on the adjustment of, 

 177. 



Ocean, on turbulence in the, 578. 



Oscillations, on the measurement of 

 high-frequency, 289. 



Owen (S. P.) on radiation from a 

 cylindrical wall, 359. 



