1902 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 



MAY I 1902 MAY 



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



1*0' ISO' 160' 170' 180 



40' 



30' 20' 10' 0' 



1902 



M AY 



3 1902 



IY1 AY 



140' ISO' 160' 



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



30' 20' 10' 0' 10' 20' 30' 



30' 20' 10' O' 10' 20' 30' 4O' 



For explanation see Key map 



