INTERNATIONAL ANTARCTIC CO-OPERATION. 



I90E 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT. 



WITH WINDS AND AIR TEMPERATURES 

 NOVEMBER 25 I9O2 NOVEMBER 



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



40 30' 20" 10* 0' 



140' ISO' 160' 170* 



uo" 



SO' 20' 10' 0" 10" 20' 30' 40' 



I90E 



NOVEMBER 



I4O" ISO' I6O' 170 ISO" 170 160 ISO' I40 1 







For explana-tion see Key map. 



