INTERNATIONAL ANTARCTIC COOPERATION. 



1903 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON CMT. 



WITH WINDS AND AIR TEMPERATURES. 

 APRIL 2 I9O3 APRIL 



4O' 30' 20* 10" 0' 10' 20' 30* 40' 



140' HO* l0* 170' l>0* i70* i<r 



30' to' IP* <> 10* ao' ay 40' 



I9O3 



APRIL 



4 I9O3 



APRIL 



140' ISO' 160' 170 160 170' 160' ISO' 



140' ISO' l0' 170' I8CT 170' ! HO' 



40 



so* ->rf in* ft' 



a' 20 30 



For explTia,tion see Key map 



