4 Generation Circle Diagram: |
| Helena Gerlach Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Petrus van den Heuvel < Maria Margaretha Magdalena van den Heuvel |
| Petrus van den Heuvel Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Helena Gerlach < Maria Margaretha Magdalena van den Heuvel |
| Maria Margaretha Magdalena van den Heuvel Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Hendrikus Johannes Jägers |