INTERNATIONAL ANTARCTIC CO-OPERATION. 



I9O4 



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



WITH WINDS AND AIR TEMPERATURES. 

 JANUARY 19 1904- JANUARY 



20 



I4O' ISO' 160' 170' 180* 170* 160 ISO* 140* 



40' 50' 20' 10* 0* 10' Z<f 30' 40' 



140' ISO' leO' 170* 180* 170' l0' 



30" 20' 10' 0' 10' 20' 30' 40' 



1904- 



JANUARY 



21 I9O4 



J A N U A RY 



ISO" I60 - 170- I8CT 170- 160" ISO 



I4O' ISO' 160' 170 180 170" 160 



For explanation see Key map. 



