1904- 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 JANUARY II 1904- JANUARY 



I4O 16O 170 IBO I7O leg 



140- ISO" I6CT I70 - I80 - I70 - 160 ISO 



30" 2O' 10 0* 10 20' 30 



3O 20 10 O' 10 20 30' 



1904- 



JANUARY 



13 1904 



JAN UARY 



IO' ISO* 160" 170" ISO' 170' 160 ISO" 



For fxplana,tinn see Key m&p 



