1904- 



INTERNATIONAL ANTARCTIC COOPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON G M T. 



WITH WINDS AND AIR TEMPERATURES 

 FEBRUARY 24- 1904- FEBRUARY 



25 



140' ISO" 160" 170" ISO" 170 160" ISO 140" 



30" 20" 10" O" 10" 20" 3O" 



I4O" ISO" 160" .70" 160" 170" 180" ISO" 140" 



30" 20' " \0' O" 10" 2O" 30' 40' 



1904 



FEBRUARY 



FEBRUARY 



4O ISO I6O I7O IBU 17O 16O 150 140 



140" ISO" ISO" 170 160 170" 160" ISO' 140' 



30 20 10" O 10 20 30' 4O 



4O 3O 10 10 ZO 30' 





For explana-tion see Key map. 



