4 Generation Circle Diagram: |
| Helena Sijmens Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jacobus Roovers < Jacoba Roovers |
| Jacobus Roovers Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Helena Sijmens < Jacoba Roovers |