4 Generation Circle Diagram: |
| Helena Abercrombie Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Lambertus Gorter < Jan Gorter |
| Lambertus Gorter Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Helena Abercrombie < Jan Gorter |
| Jan Gorter Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Aaltje Schreuder |