﻿VI 
  CONTENTS 
  Or 
  VOL. 
  XXVI. 
  SIXTH 
  SERIES. 
  

  

  Page 
  

  

  Prof. 
  E. 
  Rutherford 
  and 
  Mr. 
  J.M. 
  Nuttall 
  on 
  the 
  Scattering 
  

   of 
  a 
  Particles 
  by 
  Gases 
  702 
  

  

  Mr. 
  H. 
  B. 
  Keene 
  on 
  the 
  Transmission 
  of 
  X 
  Kays 
  through 
  

   Metals 
  71.2 
  

  

  Prof. 
  E. 
  .Rutherford 
  and 
  Mr. 
  H. 
  Robinson 
  on 
  the 
  Analysis 
  of 
  

   the 
  (3 
  Rays 
  from 
  Radium 
  B 
  and 
  Radium 
  C. 
  (Plate 
  XII.) 
  717 
  

  

  Prof. 
  J. 
  IS. 
  Townsend 
  on 
  Low 
  Potential 
  Discharges 
  in 
  High 
  

   Vacua 
  780 
  

  

  Dr. 
  H. 
  Wilde 
  on 
  some 
  new 
  Multiple 
  Relations 
  of 
  the 
  Atomic 
  

   "Weights 
  of 
  Elementary 
  Substances; 
  and 
  on 
  the 
  Classification 
  

   and 
  Transformations 
  of 
  Neon 
  and 
  Helium 
  732 
  

  

  Prof. 
  J. 
  C. 
  McLennan 
  and 
  Mr. 
  A. 
  R. 
  McLeod 
  : 
  Measure- 
  

   ments 
  on 
  the 
  Earth's 
  Penetrating 
  Radiation 
  with 
  a 
  Wulf 
  

   Electrometer 
  740 
  

  

  Mr. 
  W. 
  A. 
  Jenkins 
  on 
  a 
  New 
  Method 
  of 
  Determining 
  the 
  

   Horizontal 
  Intensity 
  of 
  the 
  Earth's 
  Magnetic 
  Eield 
  752 
  

  

  Dr. 
  Norman 
  Campbell 
  on 
  the 
  Velocity 
  of 
  6 
  Rays 
  774 
  

  

  Lord 
  Kayleigh 
  on 
  the 
  Motion 
  of 
  a 
  Viscous 
  Fluid 
  776 
  

  

  Prof. 
  H. 
  L. 
  Callendar 
  on 
  Radiation 
  and 
  Specific 
  Heat 
  787 
  

  

  Sir 
  J. 
  J. 
  Thomson 
  on 
  the 
  Structure 
  of 
  the 
  Atom 
  792 
  

  

  Intelligence 
  and 
  Miscellaneous 
  Articles 
  : 
  — 
  

  

  Electrification 
  of 
  the 
  Atmosphere 
  and 
  Surface 
  of 
  the 
  

  

  Earth, 
  by 
  W. 
  A. 
  Douglas 
  Rudge 
  800 
  

  

  The 
  Magneton 
  and 
  Planck's 
  Universal 
  Constant, 
  hy 
  

   S. 
  B. 
  McLaren 
  800 
  

  

  NUMBER 
  CLV.— 
  NOVEMBER. 
  

  

  Mr. 
  H. 
  L. 
  P. 
  Jolly 
  on 
  the 
  Distribution 
  of 
  Energy 
  in 
  the 
  

  

  Spectra 
  of 
  Gases. 
  (Plates 
  XIII. 
  & 
  XIV.) 
  801 
  

  

  Prof. 
  R. 
  W. 
  Wood 
  on 
  Resonance 
  Spectra 
  of 
  Iodine 
  under 
  

  

  High 
  Dispersion. 
  (Plates 
  XV. 
  & 
  XVI.) 
  828 
  

  

  Prof. 
  R. 
  AV. 
  Wood 
  on 
  the 
  Polarization 
  of 
  the 
  Light 
  of 
  

  

  Resonance 
  Spectra. 
  (Plate 
  XVII.) 
  846 
  

  

  Prof. 
  A. 
  Righi 
  : 
  New 
  Experiments 
  on 
  the 
  Virtual 
  Anode 
  in 
  

  

  the 
  Tubes 
  for 
  Magnetic 
  Rays 
  848 
  

  

  Dr. 
  N. 
  Bohr 
  on 
  the 
  Constitution 
  of 
  Atoms 
  and 
  Molecules 
  . 
  . 
  857 
  

   Prof. 
  J. 
  C. 
  McLennan 
  and 
  Mr. 
  D. 
  A. 
  Keys 
  on 
  the 
  Electrical 
  

  

  Conductivity 
  imparted 
  to 
  Liquid 
  Air 
  by 
  Alpha 
  Rays. 
  

  

  (Plate 
  XVIII.) 
  876 
  

  

  Dr. 
  I. 
  J. 
  Schwatt 
  on 
  the 
  Summation 
  of 
  a 
  Type 
  of 
  a 
  Eamily 
  of 
  

  

  Trigonometric 
  Series 
  895 
  

  

  Dr. 
  I. 
  J. 
  Schwatt 
  on 
  a 
  Method 
  for 
  the 
  Summation 
  of 
  a 
  Type 
  

  

  of 
  Infinite 
  Series 
  898 
  

  

  Dr. 
  E. 
  Plorton 
  on 
  Low 
  Potential 
  Discharges 
  in 
  Pligh 
  Vacua 
  . 
  902 
  

   Mr. 
  C. 
  D. 
  Child 
  on 
  the 
  Line 
  Spectrum 
  from 
  Uncharged 
  

  

  Molecules 
  906 
  

  

  