1904- 



INTERNATIONAL ANTARCTIC COOPERATION 

 SYNCHRONOUS CHARTS OF SEA LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 MARCH 27 1904 MARCH 



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



140' ISO' 160' 170' I8(T 170' l0' ISO' 140' 



10 20 SO' 



1C' 20' 30' 



1904- 



M ARCH 



29 1904- 



MARC H 



I4O* ISO* 160' 170 I8O' :70' 160 ISO 



For explanation see Key m&p 



