1904 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT. 



WITH WINDS AND AIR TEMPERATURES. 

 JANUARY 27 I9O4 JANUARY 



28 



O* 2O' 30' 



40* 



I4O* ISO* 160* 170* 180* 170* l0 ISO' 



30' 20* " 10 



1O* 20' 30' 



1904 



JANUARY 



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



For explanation >ee Key map. 



