1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 

 WITH WINDS AND AIR TEMPERATURES. 



JUNE I I9O3 JUNE 



1+0" 130 160 170 ISO 170 160 



I9O3 



JUNE 



3 1903 



JUNE 



14O* ISO" 160* 170* 180" 17O" 1 60" 150" 140 



30* 20" 30" s 10" 2? 30' 



140* ISO* I6D" 170* ISO* 170" 16O* ISO* 140* 



30" 20" 10" 0" 10" 20" 3O" 



For explanation see Key map 



