59° 58° 57° 56° 55° 54° ^^ ^'^^'^^''^^ ^ 5o4^...49°ft 48° 47° 46° 45° 44° 43° 



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



Figure 43. — Ice conditions, April 1946. Figures indicate day of month ice was sighted or reported. 740743 o - 47 (Face p. J30) No. 3 



