WHOLE VOL. 



LAT. 70 N. 



513 



SEA-LEVEL PRESSURE AT 10° INTERSECTIONS 



Lat. 70° N. Long. 30° E. 



950 mb. + 



Date Jan. Feb. Mar. Apr. May June July Aug. Sept. Oct, Nov. Dec. Year 



1929 



T5.9 52.2 60.9 G6.5 59.1 



57.9 58.8 51.5 58.0 55.1 60.3 



53.8 46.(1 64.2 59.6 



46.8 68.9 49.3 58.6 



54.3 54.8 53.3 67.1 



58.4 59.8 60.3 61.6 



53.5 54.0 63.7 59.1 



56.3 66.9 61.7 69.0 



52.5 53.0 45.2 59.2 



59.7 60.3 71.0 63.5 



59.1 50.8 73.1 57.0 



54.6 57.3 59.7 59.5 



Mean 60.0 59.3 69.3 63.1 64.5 60.7 62.2 62.7 58.3 57.4 60.1 63.1 



60.9 



