1902 



INTERNATIONAL ANTARCTIC COOPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 MARCH 10 I9OE MARCH 



30" 20" 10" O" 10' ZO' 30 



140' 



ISO" 160" 170" 180" 170" ISO" 150* 140* 



3O" 20" O" 10" 2C 30" 40" 



MARC H 



12 I9O2 



MARCH 



13 



140 ISO 160 170 :60 170 160 ISO 140 



I4O* ISO" 160* 170' 160* 170* 160* ISO* 



1*0' 



30* 20* 10" O" 10" 20" 30" 40" 



For explana-tion see Key m&p 



