1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 MARCH 35 I9O3 MARCH 



140' ISO' 160' 170' ISO' 170" 160 ISO 



10' 20' 30* 



140* ISO 160 170 180 170 160 



30" 20" 10' O' 10" 20' 3O" 40' 



I9O3 



MARCH 



27 I9O3 



MARCH 



28 



140* ISO* 160* 170' ISO* '70* 160 ISO 140* 





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



1+0 150 160 



OT 



JO" 20" 10' O' 10" 20 30 4O 



For explanation see Key map 



