14 



17 



18 



19 



20 21 



22 



23 24 



.0 



q: 



LiJ 



H 

 liJ 



O 



>- 



.8 



.2 



— 300- 



400- 



-500 — 



-600— 



S 8' 



2° 0° 



LATITUDE 



4° 



6° N 



Figure 19. --Smoothed isobaric surfaces relative to the 700-decibar level; 

 neglecting pressure term in specific volume anomaly for 120°W. longitude. 



67 



