59° 58° 57° 56° 55° 54° 53° 52° 51° 50° 49° 48° 47° 46° 45° 44° 43° 



Fir.iRE 5— Ico conditions. May 1950. Figures indicate day of month ice was siRhted or reported. 955984 0-51 (Face p. 14) No. 4 



