1903 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEALEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 MAY 4 1903 MAY 



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





40' 



30' 20' T 10' 0' 10' 20' 30' 40' 



140' ISO' l0' 



ieo T i4o* 



.; 



' 



30' 20' 10' 



1903 



MAX 



6 1903 



MAY 



30' 20' 10' 0* 10' 20' 30' 40' 



30' 20' 



For expl.n.lion see Key map 



