4 Generation Circle Diagram: |
| Maria Anna de Vries Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Petrus Snijders < Johannes Snijders |
| Petrus Snijders Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Maria Anna de Vries < Johannes Snijders |