4 Generation Circle Diagram: |
| Hendrijna van de Pol Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jan Pieter Stam < Dora Wilhelmina "Dora" Stam |
| Jan Pieter Stam Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Hendrijna van de Pol < Dora Wilhelmina "Dora" Stam |