The data made available through this page have been superseded by the Effelsberg-Bonn HI survey and the GASS HI survey.
The Effelsberg-Bonn northern sky HI map is available here
and the HI4PI all-sky HI map made from a combination of Effelsberg-Bonn and GASS data is available here
Recommended download procedure for '.fits' or '.tar.gz' files:
right click on the file name and save. For more information on the use of Dataset IDs,
see the LAMBDA Products Overview.