I9O3 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 FEBRUARY 21 I9O3 FEBRUARY 



I9O3 



FEBRUARY 



23 I9O3 



FEBRUARY 



24 



I4O' ISO' 160' 170' ieO' 170' 160' ISO' 140' 



3O* 20' J 1 10' 0" 10" 20* 30* 4O 



ISO' 170 ISO 170 l0" ISO' 140' 



40' 30' 20' 10' 'O'"' c -I0' 20' 30' 40' 



For expli.na.tion see Key ma,p 



