INTERNATIONAL ANTARCTIC CO-OPERATION. 



I9O3 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 JULY II 1903 JULY 



12 



140' ISO* ISO' 170' IBO* 170' 160 ISO 



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



1*0 ISO 



19O3 



J ULY 



13 I9O3 



J ULY 



14- 



1*0' ISO" 160" 170" 180" 170" ISO* ISO* 140* 



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



SO 



BO 



40* 



3O" 20" 10* 



3O" 20" 10 O" 10" 20" 30' 



For explanation see Key ma,p 



