I9O3 



INTERNATIONAL ANTARCTIC COOPERATION 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 FEBRUARY 21 I9O3 FEBRUARY 



22 



140' ISO' 160" '70 ISO no 160 



30" 10" 10 20 30 



I9O3 



FEBRUARY 



23 I9O3 



FEBRUARY 



24 



20' I 10' - 10' 20' 30' 40' 



For explana-tion see Key ma]' 



