﻿662 
  

  

  INDEX. 
  

  

  in 
  liquids, 
  346, 
  498 
  ; 
  on 
  the 
  con- 
  

   ductivity 
  produced 
  in, 
  by 
  ultra- 
  

   violet 
  light, 
  557. 
  

  

  Gas-thermometry, 
  notes 
  on, 
  243. 
  

  

  Geological 
  Society, 
  proceedings 
  of 
  

   the, 
  458, 
  549. 
  

  

  Gilbert 
  (N. 
  E.) 
  on 
  the 
  relations 
  

   between 
  {ether, 
  matter, 
  and 
  elec- 
  

   tricity, 
  361. 
  

  

  Glass, 
  on 
  the 
  specific 
  inductive 
  ca- 
  

   pacity 
  of 
  a 
  specimen 
  of, 
  586. 
  

  

  Grating, 
  on 
  the 
  effect 
  of 
  errors 
  of 
  

   ruling 
  on 
  the 
  appearance 
  of 
  a 
  dif- 
  

   fraction-, 
  92. 
  

  

  Gravitational 
  matter, 
  on 
  tbe 
  clus- 
  

   tering 
  of, 
  1, 
  

  

  Groom 
  (Prof. 
  T. 
  T.) 
  on 
  the 
  Cambrian 
  

   beds 
  of 
  the 
  Malvern 
  hills, 
  550. 
  

  

  Harrison 
  (E. 
  P.) 
  on 
  the 
  variation 
  

   with 
  temperature 
  of 
  the 
  thermo- 
  

   electromotive 
  force 
  and 
  electric 
  re- 
  

   sistance 
  of 
  nickel, 
  iron, 
  and 
  copper, 
  

   177. 
  

  

  Hicks 
  (Dr. 
  W. 
  M.) 
  on 
  the 
  Michelson- 
  

   Morley 
  experiment, 
  9, 
  256, 
  556. 
  

  

  Hilton 
  (H.) 
  on 
  capillarity 
  constants 
  

   of 
  crystal 
  faces, 
  144 
  ; 
  on 
  the 
  nota- 
  

   tions 
  employed 
  in 
  theories 
  of 
  

   crystal-structure, 
  203. 
  

  

  Hitchcock 
  (F. 
  L.) 
  on 
  vector 
  differ- 
  

   entials, 
  576. 
  

  

  Hopkinson 
  (B.) 
  on 
  the 
  necessity 
  for 
  

   postulating 
  an 
  aether, 
  123. 
  

  

  Hormell 
  (W. 
  G.) 
  on 
  tbe 
  dielectric 
  

   constant 
  of 
  paraffins, 
  52. 
  

  

  Hosking 
  (R.) 
  on 
  the 
  temperature 
  

   variations 
  of 
  the 
  conductivity 
  and 
  

   fluidity 
  of 
  sodium 
  chloride 
  solu- 
  

   tions, 
  487. 
  

  

  Hydrogen 
  in 
  the 
  atmosphere, 
  on 
  the 
  

   question 
  of, 
  416 
  ; 
  on 
  the 
  inversion 
  

   temperature 
  of 
  Kelvin 
  effect 
  in, 
  

   535. 
  

  

  peroxide, 
  on 
  the 
  decomposition 
  

  

  of, 
  by 
  light, 
  42. 
  

  

  Hygrometric 
  method, 
  on 
  a 
  new, 
  380. 
  

  

  Induction-coil, 
  on 
  the, 
  393. 
  

  

  Ionic 
  coefficients 
  of 
  nitric 
  acid, 
  on 
  

   the, 
  118. 
  

  

  velocities, 
  on, 
  161. 
  

  

  Ionization, 
  on, 
  161. 
  

  

  Ions, 
  on 
  the 
  conductivities 
  produced 
  

  

  in 
  air 
  by 
  the 
  motion 
  of 
  negative, 
  

  

  212 
  ; 
  on 
  the 
  rate 
  of 
  recombination 
  

  

  of, 
  in 
  gases, 
  283. 
  

  

  Iron, 
  on 
  the 
  variation 
  with 
  tempera- 
  

  

  ture 
  of 
  the 
  thermoelectromotive 
  

   force 
  and 
  resistance 
  of, 
  177 
  ; 
  on 
  

   magnetism 
  induced 
  in, 
  by 
  rapidly 
  

   oscillating 
  current-fields, 
  500. 
  

  

  Irreversible 
  processes, 
  on, 
  225. 
  

  

  Kelvin 
  (Lord) 
  on 
  the 
  clustering 
  of 
  

   gravitational 
  matter 
  in 
  any 
  part 
  of 
  

   the 
  universe, 
  1 
  ; 
  on 
  a 
  new 
  spe- 
  

   cifying 
  method 
  for 
  stress 
  and 
  

   strain 
  in 
  an 
  elastic 
  solid, 
  95, 
  444; 
  

   Aepinus 
  atomized, 
  257. 
  

  

  Kelvin 
  effect 
  in 
  hydrogen, 
  on 
  the 
  

   inversion 
  temperature 
  of 
  the, 
  535. 
  

  

  Kirkby 
  (P. 
  J.) 
  on 
  electrical 
  con- 
  

   ductivities 
  produced 
  in 
  air 
  by 
  the 
  

   motion 
  of 
  negative 
  ions, 
  212. 
  

  

  Kuenen 
  (Prof. 
  J. 
  P.) 
  on 
  the 
  vapour 
  - 
  

   pressures 
  of 
  carbon 
  dioxide 
  and 
  

   ethane, 
  149 
  ; 
  on 
  the 
  thermal 
  pro- 
  

   perties 
  of 
  carbon 
  dioxide 
  and 
  

   ethane, 
  622. 
  

  

  Laws 
  (S. 
  C.) 
  on 
  the 
  air-pressures 
  

   used 
  in 
  playing 
  brass 
  instruments, 
  

   385. 
  

  

  Lehfeldt 
  (Dr. 
  R. 
  A.) 
  on 
  a 
  voltameter 
  

   for 
  small 
  currents, 
  158. 
  

  

  Lewis 
  (Prof. 
  P.) 
  on 
  the 
  role 
  of 
  water 
  

   vapour 
  in 
  gaseous 
  conduction, 
  512. 
  

  

  Light, 
  on 
  the 
  decomposition 
  of 
  

   hydrogen 
  peroxide 
  by, 
  42 
  ; 
  on 
  

   the 
  velocity 
  of, 
  330 
  ; 
  on 
  the 
  geo- 
  

   metrical 
  representation 
  of 
  the 
  

   state 
  of 
  polarization 
  of 
  a 
  stream 
  

   of, 
  541 
  ; 
  on 
  the 
  conductivity 
  pro- 
  

   duced 
  in 
  gases 
  by 
  ultra-violet, 
  557. 
  

  

  Light-waves, 
  on 
  the 
  electrical 
  re- 
  

   sonance 
  of 
  metal 
  particles 
  for, 
  396. 
  

  

  Liquids, 
  on 
  condensation 
  of 
  the 
  

   vapours 
  of 
  organic, 
  305 
  ; 
  on 
  solu- 
  

   tions 
  of 
  gases 
  in, 
  346, 
  498. 
  

  

  Lyle 
  (Prof. 
  T. 
  R.) 
  on 
  circular 
  fila- 
  

   ments 
  or 
  circular 
  magnetic 
  shells 
  

   and 
  on 
  the 
  equivalent 
  radius 
  of 
  a 
  

   coil, 
  310 
  ; 
  on 
  the 
  temperature 
  

   variations 
  of 
  the 
  conductivity 
  and 
  

   fluidity 
  of 
  sodium 
  chloride 
  solu- 
  

   tions, 
  487. 
  

  

  McClung 
  (R. 
  K.) 
  on 
  the 
  absorption 
  

   of 
  Rontgen 
  rays 
  by 
  aqueous 
  solu- 
  

   tions, 
  68 
  ; 
  on 
  the 
  rate 
  of 
  recombi- 
  

   nation 
  of 
  ions 
  in 
  gases, 
  283. 
  

  

  MacOullagh 
  and 
  Stokes's 
  elliptic 
  

   analyser, 
  on, 
  541. 
  

  

  Mcintosh 
  (D.) 
  on 
  the 
  absorption 
  of 
  

   Rontgen 
  rays 
  by 
  aqueous 
  solu- 
  

   tions, 
  68. 
  

  

  