1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 SEPTEMBER 21 I9O3 SEPTEMBER 



140 150" 160" 170* 160' 170 160 ISO 



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



ISO 160 170 ISO 170 



20' 30" 



1903 



S EPTEMBE R 



23 1903 



SEPTEM B ER 



24 



ISO* 160* 170" 16 3" 170 160" ISO" 140* 



"'** 



3O" 20" 10 O* IO" 20" 30* 



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



20* 30* 



For e xpl an a-tion see Key m a,p 



