﻿CONTENTS 
  OF 
  VOL. 
  XXVI. 
  SIXTH 
  SERIES. 
  V 
  

  

  Page 
  

  

  Mr. 
  A. 
  Fleck 
  on 
  the 
  Disintegration 
  of 
  Uranium 
  X 
  528 
  

  

  ZSi 
  r. 
  (t. 
  H. 
  Livens 
  on 
  the 
  Intrinsic 
  Optical 
  Rotativity 
  of 
  

  

  Solutions 
  535 
  

  

  Dr. 
  J. 
  A. 
  Gray 
  : 
  ]N"otes 
  on 
  (3 
  and 
  y 
  Kays 
  540 
  

  

  Notices 
  respecting 
  2>ew 
  Books: 
  — 
  

  

  Prof. 
  J. 
  Perry's 
  Elementary 
  Practical 
  Mathematics 
  .... 
  544 
  

   The 
  Collected 
  Mathematical 
  Papers 
  of 
  J. 
  J. 
  Sylvester. 
  

  

  Vol. 
  IV 
  545 
  

  

  Dr. 
  F. 
  A. 
  Tarletoirs 
  Introduction 
  to 
  the 
  Mathematical 
  

  

  Theory 
  of 
  Attraction 
  546 
  

  

  Prof. 
  G. 
  W. 
  Patterson's 
  Revolving 
  Vectors 
  with 
  special 
  

  

  Application 
  to 
  Alternating 
  Current 
  Phenomena 
  .... 
  546 
  

   Dr. 
  A. 
  A. 
  Robb's 
  Optical 
  Geometry 
  of 
  Motion 
  : 
  a 
  new 
  

  

  View 
  of 
  the 
  Theory 
  of 
  Relativity 
  547 
  

  

  Dr. 
  G. 
  A. 
  Schotts 
  Electromagnetic 
  Radiation 
  and 
  the 
  

  

  Mechanical 
  Reactions 
  arising 
  from 
  it 
  547 
  

  

  Proceedings 
  of 
  the 
  Geological 
  Society 
  : 
  — 
  

  

  31 
  r. 
  J. 
  Parkinson 
  on 
  a 
  Group 
  of 
  Metamorphosed 
  Sedi- 
  

   ments 
  situated 
  between 
  Machakos 
  and 
  Lake 
  Magadi 
  

   in 
  British 
  East 
  Africa 
  548 
  

  

  DUMBER 
  CL1Y.— 
  OCTOBER, 
  

  

  Mr. 
  K. 
  T. 
  Compton 
  and 
  Prof. 
  0. 
  W. 
  Richardson 
  on 
  the 
  

   Photoelectric 
  Effect.— 
  II 
  549 
  

  

  Prof. 
  E. 
  H. 
  Barton 
  and 
  Mr. 
  AV. 
  B. 
  Kilby 
  on 
  the 
  Effect 
  of 
  

   Ionization 
  of 
  Air 
  on 
  Electrical 
  Oscillations 
  and 
  its 
  bearing 
  

   on 
  Long-Distance 
  "Wireless 
  Telegraphy. 
  (Plate 
  XL) 
  .... 
  567 
  

  

  Dr. 
  H. 
  Bateman 
  on 
  Corpuscular 
  Radiation 
  579 
  

  

  Mr. 
  A. 
  B. 
  Wood 
  on 
  the 
  Range 
  of 
  the 
  Recoil 
  Atoms 
  from 
  

   Thorium 
  C 
  and 
  Actinium 
  C 
  586 
  

  

  Mr. 
  I. 
  Williams 
  on 
  the 
  Absolute 
  Thermal 
  Conductivity 
  of 
  

   Glass 
  598 
  

  

  Mr. 
  L. 
  V. 
  king 
  on 
  the 
  Gradient 
  of 
  the 
  Penetrating 
  Radia- 
  

   tion 
  from 
  the 
  Earth 
  C04 
  

  

  Dr. 
  J. 
  A. 
  Gray 
  on 
  the 
  Scattering 
  and 
  Absorption 
  of 
  the 
  

   y 
  Rays 
  of 
  Radium 
  611 
  

  

  Prof. 
  E. 
  M. 
  AYellisch 
  on 
  the 
  Distribution 
  of 
  the 
  Active 
  

   Deposit 
  of 
  Badiuin 
  in 
  an 
  Electric 
  Eield. 
  — 
  II 
  623* 
  

  

  Prof. 
  S. 
  B. 
  McLaren 
  on 
  a 
  Theory 
  of 
  Gravity 
  636 
  

  

  Mr. 
  A. 
  L. 
  Eletcher 
  on 
  a 
  Method 
  for 
  the 
  Determination 
  of 
  

   Ladium 
  in 
  Badioactive 
  Substances 
  074 
  

  

  Dr. 
  AY. 
  E. 
  G. 
  Swann 
  on 
  a 
  Case 
  of 
  Anomalous 
  Conduction 
  in 
  

   a 
  Solid 
  Dielectric 
  678 
  

  

  Mr. 
  J. 
  R, 
  Boon 
  on 
  the 
  Effect 
  of 
  Pressure 
  on 
  the 
  Electric 
  

   \\ 
  md 
  from 
  a 
  Discharging 
  Point 
  694 
  

  

  