4 Generation Circle Diagram: |
| Helena Merkx Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Dirk van den Oever < Fredikrika van den Oever |
| Dirk van den Oever Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Helena Merkx < Fredikrika van den Oever |
| Dorothea de Vaan Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Norbertus Herman < Hendrikus Herman |
| Norbertus Herman Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Dorothea de Vaan < Hendrikus Herman |
| Fredikrika van den Oever Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Hendrikus Herman < Maria Herman |
| Hendrikus Herman Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Fredikrika van den Oever < Maria Herman |
| Maria Herman Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Gerardus Kuis < Henricus Martinus "Harrie" Kuis |