INDEX. 



539 



Kent (R. H.\ note on radiation, 223. 



Kolowrat (L.) on an automatic 

 device for charging electroscopes, 

 358. 



KirchhofFs law for radiation, on, 223. 



Lead salts, on the positive ionization 

 from, 232. 



Lens-combinations, on the focometry 

 of, 157, 357. 



Light radiations emitted by iron 

 vapour, on the, 1. 



Liquid and solid bodies, on the 

 surface electric double-layer of, 

 297. 



Livens (G. H.) on the energy in the 

 electromagnetic field, 286. 



Lubrication of resistance-box plugs, 

 on the, 211. 



Magnetic lnsteresis, on, 334. 



Mallik (Prof. D. N.) on high vacuum- 

 spectra of gases, 253. 



Manley (J. J.) on the lubrication of 

 resistance-box plugs, 211. 



Maxwell's stresses, on, 256. 



Mercury, on the vapour pressure of, 

 33. 



Metals, on the ultra-violet trans- 

 parency of solutions of, 450. 



Minerals, on the ultra-violet trans- 

 parency of certain, 450. 



Molecular refractivity and atomic 

 interaction, on, 92, 521. 



Molecules, on the size of, of hydrogen, 

 oxygen, and nitrogen, 215. 



Molybdenite, on the electrical pro- 

 perties of, at high temperatures, 

 225. 



Musical instruments, on the wolf- 

 note in stringed, 536. 



Nitrouen, on the size of molecules of, 



215; 



Optical glass, on a precision method. 



of uniting, 276. 

 retardations, on methods for 



detecting small, 161. 

 Organic compounds, on the relation 



of oxvgen to the heat of combustion 



of, 196. 

 Osmotic pressure, on, 428. 



theory, notes on, 261. 



Oxygen, on the relation of, to the 



heat of combustion of organic 



compounds, 196 ; on the size of 



molecules ot, 215. 

 Parker (R. G.) on a precision method 



of uniting optical glass, 276.' 



Particle, on the motion of a, on the 

 surface of a smooth rotating globe, 

 457. 



Partitioning^ of space, on simple 

 deformations of homogeneous, 83. 



Photometer, on visual difTusivity and 

 the flicker, 18 : on a polarization, 

 360. 



Platinum chloride, on the positive 

 ionization from, 235. 



Potential, on the secondary, of an 

 induction-coil at u make," 322. 



Quanta, on adiabatic invariants and 

 the theory of, 500, 514. 



Radiation, note on, 223. 



theory, on equipartition of 



energy and, 64. 



Raman {Prof. C. V.) on discontinuous 

 wave-motion, 203, 352. 



Ramsey (R. R.) on an atomic model, 

 207. 



Rayleigh (Lord) on methods for de- 

 tecting small optical retardations, 

 161 ; on periodic irrotational 

 waves at the surface of deep 

 water, 381 ; on the theory of 

 anomalous dispersion, 49(>. 



Refractivity, on molecular, and 

 atomic interaction, 92, 521. 



Resistance-box plugs, on the lubri- 

 cation of, 211. 



Retardations, on methods for de- 

 tecting small optical, 161. 



Routledge (S.) on the geology of 

 Easter Island, 455. 



Sahni (R. R.) on the scattering of 

 alpha particles by gases, 290. 



Salts, on the positive ionization from 

 hot, 225. 



Sargent (H. C.) on a spilitic facies 

 of lower carboniferous lava-flows 

 in Derbyshire, 534. 



Shaha (M. N.) on Maxwell's stresses, 

 256. 



Silberstein (Dr. L.) on molecular re- 

 fractivity and atomic interaction, 

 92, 521 ; on dispersion and the size 

 of molecules of hydrogen, oxygen, 

 and nitrogen, 215. 



Silver chloride, on the positive ioni- 

 zation from, 228. 



Solid and liquid bodies, on the sur- 

 face electric double-layer of, 297. 



Space, on simple deformations of 

 homogeneous partitionings of, 

 83. 



