528 



SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 105 



SEA-LEVEL PRESSURE AT 10° INTERSECTIONS 



Lat. 60° N. Long. 120° E. 



950 mb. + 



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



1929 



1930 

 1931 

 1932 

 1933 

 1934 



1935 

 1936 

 1937 

 1938 

 1939 



S-1.0 82.9 71.6 



79.3 

 79.6 

 70.3 

 81.1 

 84.5 



79.6 

 85.5 

 77.1 

 83.5 

 83.0 



77.8 

 81.8 

 82.9 

 81.5 

 77.2 



72.1 

 84.6 

 78.3 

 77.5 

 80.3 



72.2 

 64.4 

 75.5 

 73.1 

 71.9 



69.8 

 77.2 

 79.0 

 70.7 



62.9 

 63.0 



63.3 

 63.8 

 64.1 



66.4 

 66.8 

 63.4 

 64.5 

 66.6 



59.7 54.8 55.2 59.7 



60.0 

 61.2 

 58.4 

 60.4 

 61.6 



00.2 

 60.8 

 62.1 



60.6 



59.3 

 57.6 

 54.6 

 57.0 

 57.2 



52.9 

 56.0 

 54.5 

 55.9 

 56.5 



58.2 

 57.7 

 61.2 

 58.0 



65.5 



66.5 

 64.5 

 67.2 

 63.0 

 63.5 



63.8 



57.9 54.8 55.5 



55.3 55.3 58.9 68.8 



58.1 52.3 58.6 62.2 



72.5 73.1 86.8 



68.5 76.9 74.3 



69.9 73.8 78.0 



67.9 67.7 73.0 



71.9 69.1 79.5 



66.0 70.9 74.3 



64.9 78.5 80.6 



68.2 79.1 75.7 



65.2 73.1 78.3 



77.3 81.0 



Mean 80.7 79.7 72.5 64.5 60.5 56.9 54.8 58.5 65.0 68.3 74.0 78.2 



69.1 



67.4 

 67.4 

 66.4 

 67.9 

 67.2 



67.0 

 69.7 

 67.3 



67.8 



Lat. 60° N. Long. 130° E. 

 950 mb. + 



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



1929 80.2 77.5 67.3 



1930 74.4 78.7 



1931 70.8 77.4 



1932 67.9 82.4 



1933 70.1 78.0 



1934 83.0 72.7 



1935 74.9 68.9 

 1986 81.5 81.0 



1937 72.4 74.8 



1938 79.6 72.5 



1939 80.0 75.3 



Mean 77.0 76.3 



J9.9 



58.5 53.9 53.3 58.1 03.1 



i0.2 82.7 



66.1 



Lat. 60° N. Long. 140° E. 

 950 mb. + 



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



1929 71.0 71.8 



1930 67.6 76.7 



1931 71.2 70.7 



1932 65.7 76.8 



1933 70.G 73.9 



1934 77.7 65.5 



1935 68.3 64.8 



1936 74.7 74.9 



1937 60.9 68.7 



1938 74.8 65.6 



1939 75.0 69.9 



Mean 71.3 70.8 



56.6 58.3 61.8 05. 9 64.5 



53.0 60.6 64.1 



58.6 56.9 62.6 



57.9 60.3 66.7 



56.3 58.5 61.6 



61.0 58.5 64.7 



55.0 57.9 61.7 

 58.2 58.2 65.9 



55.1 57.0 60.7 

 63.8 06.0 



(0.0 



64.3 67.1 66.0 



63.8 64.9 66.8 



63.5 65.3 66.9 

 67.7 66.3 72.4 

 61.3 64.3 67.1 



64.9 70.8 67.2 

 62.2 69.3 65.1 



60.6 62.4 62.8 

 64.1 67.1 68.1 



56.9 59.0 63.6 63.8 66.2 67.8 



63.7 



64.0 

 63.6 

 64.2 

 64.1 

 63.8 



63.5 

 65.0 

 62.0 



63.9 



