1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 JULY 7 1903 JULY 



8 



1+0' ISO' ISO' 170' 180' 170 160 ISO 140' 



0' 20' 30" 



30' 20' 10' 0' 10' 20' 30' 40" 



1903 



JULY 



40' ISO' 160' 170' 180' 170' 160 ISO' 140' 



140* ISO" 160* 170* 180 170 160 150 



30" 20' 10' 10' 20' SO" 



For expla.na.tion see Key 



