4 Generation Circle Diagram: |
| Maria Catharina Meijer Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Gerardus Walstra < Elisabeth Walstra < Egbertus Joannes Walstra |
| Johannes "Carolus" Beekmeyer Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Sibling Hermanus "Johannes" Beekmeyer |