INTERNATIONAL ANTARCTIC CO-OPERATION. 



I9O3 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOP NOON GMT 

 WITH WINDS AND AIR TEMPERATURES 



MAY 16 1903 MAY 



17 



I4O" ISO' ISO' 170' <BO" 170' 160 ISO 140 



4O* SO" 20" 10" 0" 



140' ISO" 160' 170 ISO 170 160 ISO 



0' 20 30' 40" 



1903 



MAY 



18 1903 



MAY 



19 



140" ISO" ISO" 170" 180' 170" 160" 130" 140' 



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



140" ISO" 160" 170' 180' 170' 160 ISO' 



120 



3O" 20' 10" 0" 10' 20* 30' 



For explanation ace Key map. 



