1902 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 

 WITH WINDS AND AIR TEMPERATURES 



MAY 17 1902 MAY 



18 



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



30 2O' IP' 0* 10' 2O' SO* 



1902 



M AY 



19 I9O2 



MAY 



20 



I4O' ISO' 160' 170' 180' 170' 160* 130' 



30' 20' ' 10' 'V-O* 10' 20' 30' 



140' ISO 



For explanation see Key map 



