sHelp
                                     MIS.MAP
     i   2
   main
     maps
     ranges

 Ì     i   2
main    (main) 
[mnemonic]
\GIO[gio]

 Field Name                 Len Dat Typ  J  DPM            Offset/Local/VAL                                        
 mnemonic                    10 FREE     L                 gio                                                         
 active                       1 YN       L                 \GIO[gio]|0                                                 
 allow.reverse.map            1 YN       L                 \GIO[gio]|5                                                 
 last.update                 10 PINT     R                 \GIO[gio]UPD                                                
 max.len                      2 PINT     R                 \GIO[gio]|10                                                
 missing.values              45 FREE     L                 \GIO[gio]|4                                                 
 name                        30 FREE     L                 \GIO[gio]|1                                                 
 other.values                45 FREE     L                 \GIO[gio]|3                                                 
 source                       1 CHOICE   L                 \GIO[gio]|2                                                 
 use.dict.fdb                12 FREE     L  MIS.APPL       \GIO[gio]|7                                             
 use.dict.from               15 URN      L  NPR.DPM        \GIO[gio]|6                                             
 use.dict.tdb                12 FREE     L  MIS.APPL       \GIO[gio]|9                                             
 use.dict.to                 15 URN      L  NPR.DPM        \GIO[gio]|8                                             
 Ì     i   2
maps    (maps) 
[mnemonic, map.from]
\GIO[gio]M[gioF]

 Field Name                 Len Dat Typ  J  DPM            Offset/Local/VAL                                        
 map.from                    30 FREE     L                 gioF                                                        
 map.to                      45 FREE     L                 \GIO[gio]M[gioF]|0                                          
 Ì     i   2
ranges    (ranges) 
[mnemonic, range.from]
\GIO[gio]R[gioR]

 Field Name                 Len Dat Typ  J  DPM            Offset/Local/VAL                                        
 range.from                  26 FREE     L                 gioR                                                        
 range.maps.to               36 FREE     L                 \GIO[gio]R[gioR]|1                                          
 range.thru                  26 FREE     L                 \GIO[gio]R[gioR]|0                                          
 Ì       2
 INDEX FILE/INTERNAL NAME           SUBSCRIPTS/PHYSICAL BASE

 reverse.map.x                      [mnemonic,map.to,map.from]
   reverse.map.x                      \GIOR[gio,gioT,gioF]