INTERNATIONAL ANTARCTIC CO-OPERATION. 



1903 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 

 WITH WINDS AND AIR TEMPERATURES 



JUNE 25 1903 JUNE 



10' ieo* wo' 140' 



SO" 20" ""iO' 0^ 10' 20' 30" 4O' 



\4O' ISO" 160* 170" 180* 170" ISO* ISO* 140" 



30' 20' 10" O" 10" 20' 30 



1903 



JUNE 



27 1903 



JUNE 



For explana-tion see Key ma/p 



