INTERNATIONAL ANTARCTIC COOPERATION. 



1901 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 

 WITH WINDS AND AIR TEMPERATURES 



DECEMBER 2O 1901 DECEMBER 



21 



MO* no* io' i70' leo iso 



0" 20* 30" 40 



150 140 



0' 20' JO' 



1901 



DECEMBER 



22 1901 



DECEMBER 



23 



170' l0' HOP 140' 



40' ISO' l0' 170' 160- 170" 160" 



For explanation see Key m.p 



