Paul Culley wrote:
> If you are importing .gramps files that were based on an original Gramps tree, you may find the "import and merge tool" addon useful.
> https://gramps-project.org/wiki/index.php?title=Import_Merge_Tool > It should allow you to de-dup the original items more easily.
> P.S. this tool is only available on Gramps 5.0.0-alpha3 or beta1.
Thank for the pointer, but...
bugger; too late. I have already done all the imports, AND done
a fair bit of new research in the merged database.