1904 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT. 



WITH WINDS AND AIR TEMPERATURES. 

 JANUARY 3 1904- JANUARY 



I+O' ISO' 160* 170 ISO" 170" 160 ISO 



30" 40 



30" 20* 10 0' 10' 20 30' 



1904- 



JANUARY 



5 1904- 



JANUARY 



I4O* 150 160* 170" 180" 170 160" 150" 140* 



1+0" ISO" 160 170 180 170 160 150 140 



For explanation see Key map. 



