﻿1064 
  

  

  INDEX. 
  

  

  Tungsten, 
  on 
  the 
  emission 
  of 
  elec- 
  

   trons 
  from, 
  at 
  high 
  temperatures, 
  

   345. 
  

  

  Uranium 
  X, 
  on 
  the 
  disintegration 
  of, 
  

   528. 
  

  

  Y, 
  on 
  the 
  existence 
  of, 
  332, 
  

  

  1058. 
  

  

  Vacuum 
  tubes, 
  on 
  heating 
  effects 
  at 
  

   the 
  cathode 
  in, 
  411. 
  

  

  Vibrations 
  of 
  relation, 
  on, 
  268. 
  

  

  Viscous 
  fluid, 
  on 
  the 
  motion 
  of 
  a, 
  

   776. 
  

  

  Walmsley 
  (H. 
  P.) 
  on 
  the 
  distribu- 
  

   tion 
  of 
  the 
  active 
  deposit 
  of 
  ac- 
  

   tinium 
  in 
  electric 
  fields, 
  381. 
  

  

  Water, 
  on 
  the 
  highest 
  wave 
  in 
  deep, 
  

   1053. 
  

  

  Wave, 
  on 
  the 
  highest, 
  in 
  deep 
  water, 
  

   1053. 
  

  

  Wellisch 
  (Prof. 
  E. 
  M.) 
  on 
  experi- 
  

   ments 
  on 
  columnar 
  ionization, 
  

   511 
  ; 
  on 
  the 
  distribution 
  of 
  the 
  

   active 
  deposit 
  of 
  radium 
  in 
  an 
  

   electric 
  field, 
  623. 
  

  

  Wheatley 
  (E. 
  W.) 
  on 
  ionization 
  of 
  

   gases 
  by 
  collision 
  with 
  low 
  elec- 
  

   tric 
  forces, 
  1634. 
  

  

  Wilde 
  (Dr. 
  H.) 
  on 
  some 
  new 
  multi- 
  

   ple 
  relations 
  of 
  atomic 
  weights, 
  

   732. 
  

  

  Williams 
  (I.) 
  on 
  the 
  absolute 
  ther- 
  

   mal 
  conductivity 
  of 
  glass, 
  598. 
  

  

  Wilson 
  (R. 
  H.) 
  on 
  experiments 
  with 
  

   the 
  active 
  deposit 
  of 
  thorium, 
  

   354. 
  

  

  Wilton 
  (J. 
  R.) 
  on 
  plane 
  waves 
  of 
  

   sound, 
  440 
  ; 
  on 
  the 
  highest 
  wave 
  

   in 
  deep 
  water, 
  1053. 
  

  

  Wireless 
  telegraphy, 
  on 
  ionization 
  

   and, 
  567. 
  

  

  Wood 
  (A. 
  B.) 
  on 
  the 
  range 
  of 
  the 
  

   recoil 
  atoms 
  from 
  thorium 
  C 
  and 
  

   actinium 
  C, 
  586 
  ; 
  on 
  a 
  method 
  for 
  

   determining 
  the 
  molecular 
  weights 
  

   of 
  radioactive 
  emanations, 
  948. 
  

  

  Wood 
  (Prof. 
  R, 
  W.) 
  on 
  the 
  use 
  of 
  

   the 
  interferometer 
  for 
  the 
  study 
  of 
  

   band 
  spectra, 
  176 
  ; 
  on 
  resonance 
  

   spectra 
  of 
  iodine 
  under 
  high 
  dis- 
  

   persion, 
  828 
  ; 
  on 
  the 
  polarization 
  

   of 
  the 
  light 
  of 
  resonance 
  spectra, 
  

   846. 
  

  

  Woodrow 
  (Dr. 
  J. 
  W.), 
  experiments 
  

   on 
  columnar 
  ionization, 
  511. 
  

  

  X 
  rays, 
  on 
  the 
  reflexion 
  of 
  the, 
  210 
  ; 
  

   on 
  the 
  transmission 
  of, 
  through 
  

   metals, 
  712. 
  

  

  Xylol 
  and 
  alcohol, 
  on 
  the 
  electrical 
  

   resistance 
  of 
  mixtures 
  of, 
  1044. 
  

  

  END 
  OF 
  THE 
  TWENTY-SIXTH 
  VOLUME. 
  

  

  Printed 
  by 
  Taylor 
  and 
  Francis, 
  Ked 
  Lion 
  Court. 
  Fleet 
  Street. 
  

  

  