INTERNATIONAL ANTARCTIC CO-OPERATION. 



CHARTS OF MEAN SEA LEVEL PRESSURE AND AIR TEMPERATURE. 



NOVEMBER 



NORMAL PRESSURE. 



MEAN PRESSURE.NOON, G M.T. 1902. 



140* ISO* 160* 170 ISO 170 160 ISO 140" 



30* 20* 10* O* 10" 2O' 30' 40* 



no" ISO- 160' 170* ISO* 170' l0* HO* 140* 



30' 20' 10' O' 10* 2O' 30* 40* 



NORMAL AIR TEMPERATURE. 



NOVE MB E R 



MEAN AIR TEMPERATURE,NOON,G.M.T. 190E. 



140* ISO* 160* 170* 180* 170* 160* ISO* 140 



140* ISO* 160* 170* 180* 170* 160* ISO* 140* 



isol 



30* 20* 10* O* ICT 20' 30* 40* 



40* SO* 



Hi&h London 



For expls.na.tion see Key map 



