﻿ERRATA. 
  

  

  Page 
  17, 
  line 
  22, 
  omit 
  " 
  and 
  population." 
  

   Page 
  17, 
  line 
  30, 
  for 
  2,483,861 
  read 
  550,266. 
  

   Page 
  17, 
  line 
  30, 
  for 
  4,340,806 
  read 
  2,407,211. 
  

  

  