INTERNATIONAL ANTARCTIC CO-OPERATION. 



1903 



SYNCHRONOUS CHARTS Of SEA-LEVEL PRESSURE FOR NOON G.M.T. 



WITH WINDS AND AIR TEMPERATURES. 

 DECEMBER 26 1903 DECEMBER 



I4O* ISO* I6O' 170" IBO" 170' 160" 140" 



140 ISO 160 170 180 170 160 ISO 140 



40" 30* 20 



10' O" 10" 20' 30 



50 20 " 10 O 10 20 30' 



1903 



DECEMBER 



28 I9O3 



DECEM B ER 



I4O' ISO' ISO* 170* 180* 170* 160* ISO* 140* 



9CT 20" 10* 0" 10" 2O" 30" 4O* 



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



SO" 20 ,TIO" O* IO" 20' 3O" 



For explana-tion see Key map. 



