INTERNATIONAL ANTARCTIC CO-OPERATION. 



1901 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT. 

 WITH WINDS AND AIR TEMPERATURES 



DECEMBER 28 1901 DECEMBER 



29 



70V l0* HO* 10 150' 



,0" 0" 10* 20* 30" 



4O* ISO" 160* |70 



60 



3O' ' 20' 10' 0" 10* 20' 30 



1901 



DECEMBER 



30 1901 



DECEMBER 



31 



IgQ' 160' 170' 160' 170* 160 ISO 



!' ZO* 30* 40' 



1*0* 150" 160" 170" 160" 170* 160 ISO 



so" ao" ID* o" 10* 80' so" 



For ejqjlan.tion e Key map 



