1904- 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON G.M T. 



WITH WINDS AND AIR TEMPERATURES. 

 MARCH II 1904- MARCH 



12 



140 ISO 160 170 I8(T 170 16O 130 140" 



I5O* 140" 



4O" 30* 



I4O' _ l0' IO* 170* ISO* 170* 



20' 10* O" 1C' 20' 30" 40* 



1904- 



M ARCH 



13 1904- 



M ARCH 



140' ISO* 160* 170*. 180* 170* 160 ISO' 140* 



140" ISO" 160* 170* 180" 170" 160" ISO" 140" 



3O* 4O" 



30" 2O 10" O 10 2O 3O 



Huth Lori don 



For explanation see Key map. 



