4 Generation Circle Diagram: |
| Geertje de Graaf Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Geert Petter < Harm Petter |
| Geert Petter Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Geertje de Graaf < Harm Petter |