70X-06 

 offer 175 hr 



71 Y-06 

 (after 375 hr 

 -20ri 



72D-06 

 (after 180 hr 



-5r 



Figure 45. 



I I 

 I 3 5 

 Range 



Profile shape at end of experiments 70X-06, 71Y-06, and 

 72D-06 (L/W = 2.38). Compare with Figure 42. 



93 



