INTERNATIONAL ANTARCTIC CO-OPERATION. 



1903 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 FEBRUARY 25 1903 FEBRUARY 



40" 



30' 20" \IO" 0" 10' 20 30" 



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



40* SO' 



I9O3 



FEBRUARY 



27 1903 



FEBRUARY 



28 



14O* ISO* 160" 170" 180" 170" 160" ISO" 140 



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



140" 



30' 20" 



0" 10* 20' 30' 40' 



30" 20' 10' 0" 10" 20" 30* 



For explanation see Key map 



