4 Generation Circle Diagram: |
| Pietronella Akkermans Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Cornelis Fens < Elisabeth Fens < Gerardus Fens |
| Cornelis Fens Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Pietronella Akkermans < Elisabeth Fens < Gerardus Fens |
| Elisabeth Fens Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Adriaan van Gils < Adriaan van Gils Sibling Gerardus Fens |