1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 

 SYNCHRONOUS CHARTS or SEA LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 DECEMBER 3O I9O3 DECEMBER 



30' 20" 10" O" 10* 20" "50" 



Of 2O 10 O 10 20 3O 



1904- 



JANUARY 



I 1904 



J AN U ARY 



I4O" ISO ISO (70 ISO 170 



. 



For explanation see Key map 



