59 



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



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



Figure 2.— Surface isotherms, April 4-11, 1934. Isotherms are based on 257 temperature reports to, and continuous thermograms taken by the Oeneral Greene. 



98891—35. (Face p. 18.) No. 1 



