4 Generation Circle Diagram: |
| Johanna Christina Gabriël Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Gijsbertus van den Dam < Johannes Bernardus van den Dam |
| Gijsbertus van den Dam Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johanna Christina Gabriël < Johannes Bernardus van den Dam |
| Johannes Bernardus van den Dam Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Maria Cornelia Theresia Daamen |