INTERNATIONAL ANTARCTIC CO-OPERATION. 



1903 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT. 



WITH WINDS AND AIR TEMPERATURES. 

 MARCH 5 1903 MARCH 



1+0 !jO 160* 170* 180* 170' 160* 150 140* 



30' 20' 10 10 20 30 40 



140 150 160 170 180 170' 160 ISO' 140 



50 20 10 0* 10 20' 3O 40 



I9O3 



MARCH 



7 1903 



MARCH 



1+0* ISO" IED 170 180 170 160 150 



For explanation see Key ma/p. 



