152 



MARION AND GENERAL GREENE EXPEDITIONS 



54 53 



52 



51° 50° 49° 48° 47° 46° 



54° 53° 52° 5? 50^ 49^ A^ AT 46^ 



Figure 107. — Dynamic topography 1,000-0 decibar surface, June 25-29, 1926. 



