INDEX. 



575 



Ions, on tho production of light by 

 the recombination of, 139. 



Iron, on the electrical and magnetic 

 properties of pure, in relation to 

 crystal size, 357. 



Ives (Dr. H. E.) on the theory of 

 the flicker photometer, 290. 



Jones (W. M.) on the most effective 

 primary capacity for Tesla coils, 

 62. 



Jones (W. R.) on the origin of the 

 tin-ore deposits of the Kinta 

 district, 495. 



Kam (J.) on Van der Waals' equa- 

 tion, 22. 



Karapetoff (Prof. V.) on divergenco 

 and curl in a vector field, 528. 



King (Prof. L. V.) on the establish- 

 ment of turbulent flow in pipes 

 and channels, 322. 



Kingsbury (E. F.) on the theory of 

 the flicker photometer, 290. 



Lamb (Prof. H.) on waves due to a 

 travelling disturbance, 386, 539. 



Lankester (Sir E. Ray), obituary 

 notice of H. G. J. Moseley, 173. 



Laws (B. C.) on the strength of the 

 thin-plate beam, held at its ends 

 and subject to a uniformly distri- 

 buted load, 348. 



Lead, on the high-frequency spec- 

 trum of, 403. 



Leathern (Dr. J. G.) on two-dimen- 

 sional fields of flow, with logar- 

 ithmic singularities and free boun- 

 daries, 190. 



Lester (Dr. H.) on the determination 

 of the work function when an 

 electron escapes from the surface 

 of a hot body 197 ; on the variation 

 of thermionic currents with po- 

 tentials, 549. 



Light, on the production of, by the 

 recombination of ions, 139. 



absorption and fluorescence, on, 



417. 



Liquid, on an application of nomo- 

 graphy to a case of discontinuous 

 motion of a, 130. 



Liquids, on the constitution of the 

 surface layers of, 260. 



Magnetic properties of pure iron, on 

 the, 357. 



■ rotary dispersion in relation to 



the electron theory, on, 232, 454. 



Mennell (E. P.) on the rocks of the 

 Lyd Valley, 416. 



Mercury, on the high-frequency 

 spectrum of, 403. 



Morton (Prof. W. B.) on an appli- 

 cation of nomography to a case of 

 discontinuous motion of a liquid, 

 130. 



Moseley (Henry Gwyn Jeffreys), 

 obituarv notice of, 173. 



Neumann functions, on Bessel and, 

 of equal order and argument, 520. 



Nickel, on the arc and spark spectra 

 of, 163. 



Nomography, on an application of, 

 to a case of discontinuous motion 

 of a liquid, 130. 



Partial fraction problem, note on the, 

 108, 560. 



Pearson (Prof. K.) on the funda- 

 mental formula for testing- the 

 goodness of tit of frequency distri- 

 butions, 369. 



Photo-electric effects, on the velo- 

 cities of the electrons emitted in 

 the normal and selective. 100. 



emission, on the complete, 149. 



Photometer, on the theory of the 

 flicker, 290. 



Pipes, on the establishment of tur- 

 bulent flow in, 322. 



Platinum, on the positive emission 

 currents from h<~>t, 497. 



Pollock (Prof. J. A.) on the relation 

 between the thermal conductivity 

 and the viscosity of gases, 52 ; on 

 the wave-length of the electrical 

 vibration associated with a thin 

 straight terminated conductor, 96. 



Quantum of action, on the, 156. 



Radioactivity, on the variation of the, 

 of the hot springs at Tuwa, 401. 



Raman (Prof. C. V.) on discontinuous 

 wave-motion, 47. 



Rastall (R. H.) on the granitic rocks 

 of the Lake District, 415. 



Rayleigh (Lord) on the propagation 

 of sound in narrow tubes of va- 

 riable section, 89 ; on the electrical 

 capacity of approximate spheres 

 and cylinders, 177. 



Reynolds (Prof. S. H.) on the igneous 

 rocks of the Bristol district, 414. 



Richardson (Prof. O. W.) on the 

 complete photo-electric emission, 

 149 ; on the variation of the posi- 

 tive emission currents from hot 

 platinum with the applied potential 

 difference, 497. 



