INTERNATIONAL ANTARCTIC CO-OPERATION. 



1904 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 MARCH 19 1904- MARCH 



20 



5 



JO' 20' 10' O* 0' ZO' 30' 40" 



ISO" 160" 170* IKT I7O' C60f ISO 1 140' 



30' 2O' 10' 0' 



I9O4 



M A.R C H 



21 1904 



MARCH 





For explanation see Key map 



