4 Generation Circle Diagram: |
| Maria Cornelia van Oort Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Gerrit van der Poel < Bastiaan van der Poel |
| Gerrit van der Poel Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Maria Cornelia van Oort < Bastiaan van der Poel |
| Bastiaan van der Poel Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jaantje Nederlof |