1903 



INTERNATIONAL ANTARCTIC COOPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 DECEMBER IO I9O3 DECEMBER 



SO 20 10 10" 20 30' 40 



I9O3 



DECEMBER 



12 I9O3 



DECEMBER 



13 



no iso 1*0* iyo lap ITO 160 150 140" 



I4O* I 0* 160' 170' l0' 170' l0' ISO* 140' 



4O* SO* to' 10' 



20' 30* 40* 



For explanation see Key map 



