I9OI 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 

 WITH WINDS AND AIR TEMPERATURES 



NOVEMBER IO 1901 NOVEMBER 



II 



140" ISO' 160' 170 180 170- I6O ISO 



50 20 10 10- 20 30 



140" ISO" I6O* 170" J?-' 160' r70* 160 150 140" 



3O - 20' IO"- U -P 0" 10 20 30" 



1901 



NOVEMBER 



12 1901 



NOVEM BER 



13 



1*0" ISO" l0" 170" l0' 170' 160 130" 140' 



140* ISO" 160" 170" jj60' 170' 160 ISO 140' 



so" ao" 10' 



10" 20" _ so" _ 40' 



For explain.! ion gee Key 



