INTERNATIONAL ANTARCTIC CO-OPERATION. 



1903 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 

 WITH WINDS AND AIR TEMPERATURES 



JULY 3 1903 JULY 



40' 



30' 20' 10' O* 10' 20' 3O' 



1*0' ISO' 160' 170' 180" 170' 160 ISO' 



29&-T 



^ * 



i;v ^_ 



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



1903 



J ULY 



1903 



JULY 



iso' 160' aa' so' 170' ise' iso 



00 



7C 



" 



1+0" ISO' ISO* 170 180' 170' 160 ISO' 



30" 2O* tO* 10" 2* 30" 



For explanation see Key map 



