Object Type: FolderIn Folder: Upper Air Observations
DWR Upper Air 1920
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DWR Upper Air 1921
DWR Upper Air 1922
DWR Upper Air 1923
DWR Upper Air 1924
DWR Upper Air 1925
DWR Upper Air 1926
DWR Upper Air 1927
DWR Upper Air 1928
DWR Upper Air 1929
DWR Upper Air 1930
DWR Upper Air 1931
DWR Upper Air 1932
DWR Upper Air 1933
DWR Upper Air 1934
DWR Upper Air 1935
DWR Upper Air 1936
DWR Upper Air 1937
DWR Upper Air 1938
DWR Upper Air 1939