50° 49° 48° 47° 46° 45° 44° 



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



303SB9 



Figure 8 — Ice conditions, March 1953. Figures indicate day of month ice was sighted or reported. 



303589 O - 55 ( Face p. 14) No. 2 



