﻿Smithsonian 
  Report 
  1922.— 
  Ames. 
  

  

  Plate 
  5. 
  

  

  Interior 
  of 
  Experimental 
  Room 
  and 
  View 
  of 
  Model 
  Suspended 
  in 
  

  

  Tunnel. 
  

  

  