.INTERNATIONAL ANTARCTIC COOPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON C.M.T. 

 WITH WINDS AND AIR TEMPERATURES 



I9O2 APRIL II 1902 APRIL 



12 



5O 140 



10 20 30 40 



JO" 20* 10 0* 10* 20' 30' 40' 



1902 



APRIL 



13 I9O2 



APRI L 



14- 



3O" 4O 



140' 150* 10' 170' KO' 170* l0' ISO* 140' 



so- ao* 10' 



10 2O 30 4O 



For explanation see Key map 



