1902 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON CMT. 

 WITH WINDS AND AIR TEMPERATURES 



MAY 13 I9OE MAY 



140 ISO 160 170 180 



3O 20" 10* 0' 10* 20' 30 



40" 



SO" 20" 10* 0' 10' 20" 30" 



1902 



M AY 



15 1902 



MAY 



30" 20' 10' 10" 20" 30 



For explana-tion see Key 



