o 



2 



1.8 



16 



1.4 



1.2 



1.0 



8 



6 



.4 



2 







J I L 



J I L 



J L 



J L 



J L 



0° 



S- LATITUDE -N 



Fig. 3 — Smoothed anomaly of topographies of isobaric surfaces rel- 

 ative to the 1,000-decibar surface. Hugh M. Smith cruise 14, 

 stations 1-16, 155° W. longitude, 8° N. to~7° S. latitude, Jan- 

 uary-February 1952. Points represent computed values. 



16 15 14 13 12 II 10 9 8 7 6 5 4 3 2 I 



100 - 



<toxr~H 



-' V - / - 



o - ' 



S- LATITUDE -N 



Fig. 4--Zonal component of geostrophic currents in centimeters 

 per second. Hugh M. Smith cruise 14, stations 1-16, 155° W. 

 longitude, 8° N. toT 3 S. latitude, January-February 1952. 

 Plotting interval 10 cm/sec. East currents hatched. Isopleths 

 of sigma-t = 23.2, 26. 4 and 27. entered as dashed lines. 



10 



