1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GM.T. 

 WITH WINDS AND AIR TEMPERATURES 



APRIL 22 1903 APRIL 



30' 20' 10* O' 10 20 30' 40 



1903 



APRIL 



24 1903 



APRIL 



I4O* ISO' ISO' 170' ISO' 170* 160* ISO' 140 



1+0* ISO' 160* 170' ISO' 170' ISO* ISO* 140' 



40' 



SO' 20' ~*IO* 



10^ 28^ SO' 



* i 



30' 20' 10' O* 10' 20' 30' 40' 



For explanation see Key map 



