4 Generation Circle Diagram: |
| Cecilia van Maanen Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Carolus de Klerk < Geertruij de Klerk |
| Carolus de Klerk Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Cecilia van Maanen < Geertruij de Klerk |
| Geertruij de Klerk Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Isaak van Gorkom |