This and later data is now completely comtained in
The Berlin Stratospheric Data Series cdrom, created by Karin Labitzke and Collaborators.
If you acquire data from this CD, please acknowledge:
K. Labitzke and Collaborators, 2002: The Berlin Stratospheric Data Series,
CD from Meteorological Institute, Free University Berlin.
The data described below is retained for historical purposes.
It should be noted that analyses in the stratosphere are particularly
sensitive to changes in instrumentation and analysis methods. The German
methods have been quite stable.