﻿FIG. 
  4. 
  

  

  To 
  face 
  p. 
  72. 
  

  

  Outlet 
  Channel, 
  op 
  West 
  Danby 
  Lake. 
  Middle 
  Portion 
  of 
  Channel. 
  View 
  

   Looking 
  South, 
  and 
  Down 
  Stream, 
  from 
  Edge 
  of 
  Pine 
  Forest. 
  In 
  the 
  Left 
  

   Background 
  the 
  Channel 
  Turns 
  Abruptly 
  to 
  the 
  Left. 
  (After 
  H. 
  L. 
  

   Fairchild.) 
  

  

  