1902 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON CM T 

 WITH WINDS AND AIR TEMPERATURES. 



APRIL 15 I90Z APRIL 



16 



140 ISO 160 170 180 170 IgO ISO 



40" SO" 20' *~'|0* 0' 10* 20' 30' 40' 



1*0 150' l0' 170' ItCf 170* I<T I*? 140' 



"' 



- 



3O' 20' 10* O' 10' 2O' 30* 4O* 



isoa 



APRIL 



17 19O2 



APRIL 



18 



I4O' ISO' 160' 170' IBP' 170' 160' ISO' 140' 



140' ISO' 160' 170' c0' 170' IgO' ISO' 140 



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



30' 20 



For expl.n/tion see Key m.p 



