         Parameters:  [file-spec | filnum #]
  
 reads commands from the command file "file-spec".  Command files
 may be nested to 6 levels. 
  
 A  command  file  can  also  be  selected  by  giving the number
 "filnum" followed by the symbol "#", where  "filnum"  refers  to
 the  position  number of a file specification stored in the list
 of remembered files displayed by the "Show-Status" command.  The
 "filnum" may be signed + or -, relative to the position  of  the
 current command file specification in the list. 
