Index of /if-archive/books

      Name                    Last modified      Size  
      Parent Directory                             -   
      .listing                03-Aug-2001 01:12  199   
      Index                   21-Jul-2000 23:00  484   
      astrobok.zip            20-Jan-1996 23:00   76K  
      zx81adv.zip             16-Jul-2000 23:00   25K