FTP account.

 Updates to the data, software and documentation contained on these 
 CDs will be made available on an anonymous ftp account.
 Use the ftp address below, with the username `anonymous' and your email
 address as the password.

 The directory structure reflects that on the CD and is given below.

 FTP ADDRESS:  sstaxp.ag.rl.ac.uk

 DIRECTORIES:  atsr1/asst          (asst data)
               atsr1/docs          (documentation)
               atsr1/months        (monthly-averaged maps)
               atsr1/software      (software)
               atsr1/supers        (five-day averaged data)