45° 4 4' 43° 





56° 55° 54° 53° 52° 51° 



Figure 4.— Ice conditions. April 1939. (Xunierals in 



50° 49° 



; day ot month ice was sighted or reported.) 



45° 44° 43° 



22(1809—40 (Face p. 12) No. .3 



