1 IGTABLE
   Syntax: IGTABLE id [&idb]
   where: id    is the histogram identifier
          idb   is the (optional) secondary identifier

  Interface to the HIGZ IGTABL routines for plotting 2-D histograms in
  different ways. See HELP HISTOGRAM IGTABLE for more details. Use the
  command `HISTOGRAM 2DIM' or `2DIM' to pass the option and parameters
  on the command line.

