Soundings in directory OCT1998C of type *.i??
 no.    File        Date    start    End (UT)
---------------------------------------------    
   1 TR041129.IRG 19981021 07:36:25-07:39:45
   2 TR041130.IRG 19981021 07:46:52-07:50:12
Soundings in directory NOV1998A of type *.i??
 no.    File        Date    start    End (UT)
---------------------------------------------    
   1 TR041131.IRG 19981114 16:10:28-16:13:48
   2 TR041132.IRG 19981114 16:15:59-16:19:19
   3 TR041133.IRG 19981114 16:20:11-16:23:31