values was checked by comparing them v.ith ships' observations. With few exceptions, 

 the difference was not more than one force of the Beaufort scale or one compass 

 point, which are considered satisfactory checks. 



Table 4. --Cruise 10, computed surface winds and currents at 20 N. , 

 155°W. Winds were computed from the 12002, U. S. V/eather 

 Bureau Synoptic Charts by the method described in the 

 U. S. Kydrographic Office Miscellaneous Publication 

 11,275. Currents were computed by Ekraan's formulae 



