We are working to make available a database containing over 2.000 descendants of Cornelis & persons related to those descendants in one or more of the following formats:
- Family Tree Maker file
- GEDCOM file extracted from the Family Tree Maker database that you can import your genealogy software, such as Gramps which is available at no cost https://gramps-project.org/blog/
- Webtrees – an interactive genealogy file accessable from this web site