INTERNATIONAL ANTARCTIC CO-OPERATION. 



CHARTS OF MEAN SEA LEVEL PRESSURE AND AIR TEMPERATURE. 



NOVEMBER 



NORMAL PRESSURE. 



MEAN PRESSURE, NOON, GMT. 1902. 



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



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



I4O ISO 160 



4O" SO 



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



NORMAL AIR TEMPERATURE. 



NOVEMBER 



MEAN AIR TEMPERATURE,NOON,G.M T. I90Z. 



I4O" ISO* 160* 170* ISO" 170* 160 ISO" 140" 



4O" 3O" 20" 10" O* 10" 2O* 3O" 4O" 



I4O* ISO* 160" 170 ISO 170 160 'SO 



40" SO" 20* 10" 0* 10" 20 30 



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For explanation see Key m&p 



