4 Generation Circle Diagram: |
| Nicolaas Klavers Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree < Maria Klavers Sibling Hubertus "Huibert" Klavers |
| Theodora Adriani Krol Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Wilhelmus Jansse van Dongen < Johannes van Dongen |