INTERNATIONAL ANTARCTIC CO-OPERATION. 



1904- 



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



WITH WINDS AND AIR TEMPERATURES 

 JANUARY 19 1904- JANUARY 



20 



I4O' ISO" 160' 170' 180' 170* ISO' ISO* 140* 



30" 20' 



I4O ISO 160 170 160 170 160 150 



IK? 



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



I9O4- 



JANUARY 



21 I9O4 



J A N U A RY 



22 



1 1*0' ISO* 160* 170' ISO' nO' 160' ISO" 140' 



I4O" ISO* 160' I7O" 180 170' 160 ISO' 



SO" 20 10" O* 10" 20" 3O 



For expla.na.tion see Key map 



