﻿THE 
  FIRST 
  ALASKAN 
  AIR 
  EXPEDITION 
  

  

  545 
  

  

  

  : 
  

  

  THE 
  STEAMER 
  WHITE 
  HORSE 
  

  

  © 
  Hamacher 
  and 
  Dooay 
  

   IN 
  FIVE-EIXGER 
  RAPIDS 
  

  

  The 
  most 
  forbidding 
  section 
  of 
  the 
  entire 
  air 
  route 
  lay 
  between 
  White 
  Horse 
  and 
  Dawson, 
  the 
  

   topography 
  being 
  ribbed 
  and 
  gashed 
  in 
  ages 
  past 
  by 
  a 
  mighty 
  glacier. 
  

  

  