ul 36° 
| 
| 
| 12 MAY 1969 
1 
76° 
Surface Isotherms 12 May 
Sh 
Figure 
foo 15° 20°C 
Sle 
10° 18° 20° 25°C 
36° 
lace 
i) 
m. 
50 
100 
150 
200 
250 
300 
74 
76° 
6. Surface lsotherms 16 May 
Figure 
3-14 
e WMsne. 
13 
