﻿FIG. 
  14. 
  

  

  To 
  face 
  p. 
  79. 
  

  

  Ideal. 
  

  

  SECTION 
  OF 
  ALLUVIAL 
  FILLING 
  AGAINST 
  FRONT 
  EDGE 
  OF 
  GLACIER. 
  

  

  FIG. 
  15. 
  

  

  SECTION 
  OF 
  RESULTING 
  FRONTAL 
  MORAINE 
  TERRACE. 
  

  

  