1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 

 WITH WINDS AND AIR TEMPERATURES 



JUNE I I9O3 JUNE 



160* 170 1*0' 170' 160 



3D 20 10' 10 20 30 40 



30" 20 10 10 20 30 40 



I4O' ISO' 160' 170' 180 I7O' 160' ISO' I+C 



140 ISO 150* 170 180 170 160 ISO 



40' JO 20' 



0" IO' 2O' SO' 40' 



For explanaot 1011 see Key m&p 



