1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OP SEA-LEVEL PRESSURE FOR NOON GMT 

 WITH WINDS AND AIR TEMPERATURES 



MARCH 



1903 MARCH 



10 



i9o; 



MARC H 



M 1903 



MARCH 



160' 170' 180" 170' 160' ISO' 



IXT 170' ISO' 170* 1(0 



10 O' 10' 20' 30 



For explanation see Key ma.p. 



