. 44° . 43° 



52° 51° 50° 49°^ 48° 47° 46°" 45° 



FIGURE 26.-Second cruise, February 21 to March 6, 1937, showing surface isotherms, track of vessel, and ice conditions. Figures indicate date that ice was sighted or reported. 



81041—39 (Face p. 42) No. 2 



