INTERNATIONAL ANTARCTIC CO-OPERATION. 



1902 



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



WITH WINDS AND AIR TEMPERATURES. 

 DECEMBER 23 I9O2 DECEMBER 



24- 



140* ISO* 160' 170* 180* 170 160' ISO 1*0* 



30' 20' 10' Q' 10" -" 5 20 30" 40* 



I4O' ISO* ISO* J70 



30* 20* "IO* O* 10* 20* 3O* 4O* 



1902 



DECEMBER 



25 1902 



DECEMBER 



I40 - ISO' ISO* 170 180* 170 - I6O ISO 140 



I4O* ISO* 160* 170* ISO* 170 ISO ISO* 140' 



O* 20" 30" 40 



3O 20 IO O 



For explanation see Key map. 



