INTERNATIONAL ANTARCTIC CO-OPERATION. 



I9O3 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT. 



WITH WINDS AND AIR TEMPERATURES 

 MARCH 35 1903 MARCH 



26 



150 I6O 



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



4O* 30* 20' 10* O" 10* 20* 50* 4O* 



I9O3 



MARCH 



27 I9O3 



MARCH 



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



160* ITO ISO' no ieo s. 



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



40 sn' vr,' in* o* IQ* 20 3O 40 



For expl.n,tion see Key map 



