chang: 
  
  
by th 
    
     
   
   
   
   
   
   
  
    
  
  
line s 
diculz 
equati 
parall 
in sca 
  
WI AE In bot 
of the 
  
  
depend 
  
  
  
  
| i | | form c 
| 2 
such as the Automatic Scanning Correlator continue at their present rate, Y 5p 
| it should not be long before the valuable products of the Orthophotoscope 
LS are obtained in a completely automatic eperation. 
  
    
6 INT,DUP.,D.C.60- 77115