

1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 JANUARY 12 1903 JANUARY 



13 



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



10' 20' 30" 



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



30" 20" 10" 0* 10" 20' 3O" 40" 



1903 



JAN UARY 



14- 1903 



JAN UARY 



15 



I4O" ISO" 160* 170" 160" 170" 160" ISO" 



SO" 20" 10" 0" 10" 20" 30" 



140' ISO* 160' 170" IgO" 170" 160" ISO" 



3O* 20* 10* O" 1O" 20* 30*^ 



For expla,na-t/ion see Key ma/p. 



