INTERNATIONAL ANTARCTIC CO-OPERATION. 



I9O3 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 JUNE 9 I9O3 JUNE 



10 



I4O' IIP' IO' I7<r __*_' ' 



40' 



SO' 2O' "10* CT 10- 20' 30' 40' 



3O" 20* 60 10" 0' 10' 20* 30' 40' 



1903 



JUNE 



40 ISO" 160' 170" ISO' 170' 160 



- 



For explanation see Key ma/p 



