54° 



50° 49° 48° 47° 46° 45° 44° 43' 



'""'willlM 



,»M" 



,- 



ICE 



JUNE! 



CHART 

 1957 



53° 52° 51° 50° 49° 48" 47° 46° 45° 44° 



* conditions, June 1957. Figures indicate day of month ice was sighted or reported. 



