70° 68° 66° 64° 70° 68° 66° 64° 70° 68° 66° 64° 70° 68° 66° 64° 



40° 



i i i j 



i i i i 



72° 70° 68° 66° 64° 72° 70° 68° 66° 64° 72° 70° 68° 66° 64° 



FIGURE 2.3.--Surface'circulation deduced from recoveries of drift bottles launched from Lurcher Lightship 

 each day during the period October 9, 1956-December 31. 1957. 



26 



