I9O3 



INTERNATIONAL ANTARCTIC COOPERATION 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 MAY 12 1903 MAY 



1903 



MAY 



14O" ISO* 160" r 170 -j 180 >70 160 150 



+O ISO 160 170 "BO 170 '60 '50 



10' 20' 30" 40' 



JO' 20' 10 O 10 20 30 



For expl a,na.t ion see Key 



