24° 



22° 



162' 



160° 



158° 



156° 



154'^ 



Figure 28, --Surface density (sigma-t), H. M. Smith 

 cruise 21, August 1953. Contour interval 0. 1. 



50 100 



CURRENT SPEED IN CM/SEC 



AT 21° N 



24° 



22' 



20° 



18° 



Figure 29. --Dynamic height anomalies (dynamic meters) 

 at the surface relative to 500 m. , H. M. Smith cruise 21, 

 August 1953. Contour interval 0.02 dynamic meters. 



55 



