INTERNATIONAL ANTARCTIC CO-OPERATION. 



CHARTS OF MEAN SEA LEVEL PRESSURE AND AIR TEMPERATURE. 



AUGUST 



NORMAL PRESSURE. 



MEAN PRESSURE, NOON, GM.T. 1903. 



TO* IBO" 170 160 ISO" 140 



3O' 20' '.0' O' 10* ZO" 30' 40* 



140 ISO 160 170 180 170 180 ISO 



30* 20" 10* O* 10" 20* 50' 



NORMAL AIR TEMPERATURE. 



AUGUST 



MEAN AIR TEMPERATURE.NOON.G.M.T. 1903. 



I4O ISO 160" 170 180 170 180 ISO I-W 



140* ISO* ISO* 170* 180* 170* 160" ISO 140' 



so 20 10 O 10 20 3O 



n* n* in* n 



For explanation see Key map 



