NTERNATIONAL ANTARCTIC CO-OPERATION. 



1903 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 APRIL 2 I9O3 APRIL 



I4O" ISO' ISO' 170' 190' 170' ISO' ISO' KO' 





20" 10* 0* 10" 20' 3O' 4O 



I4O" ISO 



40" 30' 20" 10' O' 20 30 



I9O3 



APRIL 



4 1903 



APRIL 



140' ISO' ISO' 170 180' 170" ISO 



30' 10 O 10 20 JO 



For explanation see Key map 



