78 



MARCH l\ -APRIL J, MM. 



ICE°PAfROL 

 GRAND BANKS 



Figure 24.— Surface temperatures March 21 to April 5, 1928 



APRIL i-XI, HJ8. 



1CE°PATR0L 

 GRAND BANKS 



Figure 25.— Surface temperatures April 6 to 21, 192S 



