1902 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT. 

 WITH WINDS AND AIR TEMPERATURES. 



MAY 5 1902 MAY 



140' ISO' 160' 170' 180' 170' 160 ISO 



4O* 



30' 40' 



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



20 



1902 



M AY 



7 1902 



MAY 



140" ISO" 160" 170 160 



140* ISO' ISO" 170" ^_ 160" 170' 160" ISO* 



4O" 50' 



For explanation see Key ma/p 



