>>>I know each table should have a pk - but in this case, alas, it does not
>>>
>>>Recno() with one table to produce a derived table works fine - take my word for it
>>
>>Does it work joining back to itself? We need this PK in order to JOIN back and get the actual row.
>
>
>It it's the first derived table - it can go back to the physical table
>
>But a derived table ( with recno() ) on another derived table ( with recno()) is another matter

I may test this whole thing on Saturday night. Right now I plan to do some C# which I haven't done for almost a month, I think.