sHelp
                                     PP.LETTER.TEXT
     i   2
   pp.letter.text.file
     pp.letter.text.selections
     pp.letter.text

 Ì     i   2
pp.letter.text.file    (main) 
[mnemonic]
&JL.LT[let]

 Field Name                 Len Dat Typ  J  DPM            Offset/Local/VAL                                        
 mnemonic                    10 FREE     L                 let                                                         
 active                       1 YN       L                 &JL.LT[let]|0                                               
 description                 50 FREE     L                 &JL.LT[let]|1                                               
 last.update                 30 FREE     L                 &JL.LT[let]UPD                                              
 letter.type                  1 CHOICE   L                 &JL.LT[let]|2                                               
 text.editor                  0 FREE     L                 VAL=%MIS.EDIT.sh(^/JL.LT[mnemonic]T,9,26,92,0,"D","","      
                                                           VAL=","","","","SRERYXYNNNS")X,""                           
 text.editor.view             0 FREE     L                 VAL=@Kill(/JL.LT[mnemonic]T),@Move(&JL.LT[mnemonic]T,/      
                                                           VAL=JL.LT[mnemonic]T),%MIS.EDIT.text.view(^/JL.LT[mnem      
                                                           VAL=onic]T,9,26,92,0),""                                    
 Ì     i   2
pp.letter.text.selections    (selections) 
[mnemonic, selection]
&JL.LT[let]S[jsl]

 Field Name                 Len Dat Typ  J  DPM            Offset/Local/VAL                                        
 selection                   10 FREE     L  PP.SELECT      jsl                                                     
 Ì     i   2
pp.letter.text    (text) 
[mnemonic, line.num]
&JL.LT[let]T[letN]

 Field Name                 Len Dat Typ  J  DPM            Offset/Local/VAL                                        
 line.num                     3 PINT     R                 letN                                                        
 line.text                   92 FREE     L                 &JL.LT[let]T[letN]                                          
 Ì       2
 INDEX FILE/INTERNAL NAME           SUBSCRIPTS/PHYSICAL BASE

 pp.letter.text.type.mnemonic.x     [letter.type,mnemonic]
   type.mnemonic.x                    &JL.LTI[letLT,let]