4 Generation Circle Diagram: |
| Helena Olislagers Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Petrus Hamers < Petronella Hamers |
| Petrus Hamers Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Helena Olislagers < Petronella Hamers |
| Petronella Hamers Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johannes Sneijers |