I9O3 



INTERNATIONAL ANTARCTIC CO-OPERATION. 



SYNCHRONOUS CHARTS OF SEA-LEVEL PRESSURE FOR NOON GMT 



WITH WINDS AND AIR TEMPERATURES 

 MAY 16 I9O3 MAY 



17 



70' 160 ISC' 



40' SO' 20' 10' 0* I0 - 2O' 30' 



140* 



SO' 20* 10' - 10' 20' 30 



I9O3 



MAY 



18 1903 



MAY 



19 



MO* ISO' IO" 170* ISO* ITO 5 l0* Off 140' 







SO* 20* 10^ O' IO' 20* SO" 



4O" 



150' 160' 170" 180* 170* ISO* ISO' 



- 



30' K' 10' O' 10' 



30 40 



For expla.na.tion see Key mavp 



