﻿c 
  

  

  

  

  

  B 
  

  

  Phil. 
  Mag 
  

  

  2000 
  

  

  . 
  Ser. 
  6, 
  Vol. 
  26, 
  PL 
  XII. 
  

  

  ?500 
  

   A 
  | 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  ; 
  1 
  

  

  5-0 
  3-5 
  4-0 
  

  

  3000 
  9000 
  10000 
  11000 
  12000 
  

   1 
  A 
  | 
  | 
  1 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  C 
  

  

  B 
  

  

  

  

  

  2 
  

  

  D 
  

  

  ^ 
  

  

  

  

  

  

  

  

  1 
  

   25 
  

  

  

  