﻿592 
  Hornor 
  — 
  Use 
  of 
  Sealing 
  Wax 
  as 
  a 
  Source 
  of 
  

  

  meter 
  and 
  to 
  earth. 
  A 
  high 
  potential 
  cabinet 
  T 
  furnished 
  the 
  

   voltage, 
  the 
  positive 
  terminal 
  was 
  connected 
  through 
  a 
  water 
  

   resistance 
  to 
  earth 
  and 
  to 
  the 
  anode 
  and 
  the 
  negative 
  through 
  

  

  Fig. 
  1. 
  

  

  £ 
  

  

  EC 
  

  

  *r 
  .2 
  

  

  o 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  < 
  

  

  » 
  

  

  < 
  

  

  1 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  ° 
  

  

  o 
  

  

  

  

  >^o 
  

  

  

  'n 
  J 
  

  

  

  c 
  

  

  , 
  ° 
  ^ 
  

  

  

  ^B 
  

  

  

  

  

  

  

  ' 
  

  

  

  

  

  >yy> 
  

  

  c 
  

  

  

  

  

  

  2 
  

  

  

  

  

  

  

  

  

  

  

  

  

  I 
  

  

  ) 
  <J 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  3 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  1 
  

   1 
  

  

  1 
  

  

  40 
  £0 
  120 
  l( 
  

  

  Time 
  in 
  minuter 
  

  

  200 
  

  

  £<<0 
  

  

  230 
  

  

  a 
  switch 
  K 
  to 
  the 
  cathode. 
  A 
  voltmeter, 
  VM. 
  and 
  an 
  induc- 
  

   tion 
  coil, 
  S, 
  were 
  connected 
  to 
  the 
  switch 
  K 
  as 
  shown, 
  i, 
  #, 
  

   <?, 
  ^, 
  and 
  5 
  are 
  red 
  wax 
  joints. 
  The 
  method 
  of 
  mounting 
  the 
  

   cathode 
  was 
  that 
  recently 
  described 
  by 
  Knipp.* 
  A 
  JS[ 
  alder 
  

   D'Arsonval 
  galvanometer, 
  G, 
  of 
  a 
  fair 
  degree 
  of 
  sensitiveness 
  

   was 
  employed. 
  

  

  * 
  Phys. 
  Bev., 
  vol. 
  xxxiv, 
  March, 
  1912. 
  

  

  