NTERNATIONAL ANTARCTIC CO-OPERATION. 



1901 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 

 WITH WINDS AND AIR TEMPERATURES 



DECEMBER 20 1901 DECEMBER 



21 



140* IS" 160' I7O" l0" 



160 ISO 



3O* 20* 10" 0" 



ZO' 30" 



JO' 20" 10* O' 10' 20' 30' 



I9OI 



DECEMBER 



22 1901 



DECEMBER 



23 



140" ISO' ISO* 170' - ^60' 170' 160' ISO' 



bo 



' /I 



"w 



30' 20' \ 10' 0* 10' ZO' 



140" ISO* 160" 170" 10" 170" 160* 150" 



3O* 20" 10" 0" 10" 20* 3O" 



For expln-naAion see Key ma-p 



