B : ; 



*," * - -.* 



1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 FEBRUARY 9 I9O3 FEBRUARY 



10 



I4O* 180' 160 170 ISO 170 160 ISO 140 



SO* 20* 10* s 10* 20' 30' 40' 



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



d 



4O' 



30' 20' 10' O* 10' 20* 3O' 40* 



I9O3 



FEBRUARY 



II I9O3 



FEBRUARY 



140* ISO* IO* 170* l0* 170* l0* HO* 



30* 20* 10* 



tO* 3O* 



60' 160* 170 160' 170' 160 ISO' 



SO* 20* 10 



10* 20* 30* 



For explanation tee Key map. 



