4 Generation Circle Diagram: |
| Wilhelmina Oomens Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Gerardus van Loon < Cornelia van Loon |
| Gerardus van Loon Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Wilhelmina Oomens < Cornelia van Loon |
| Cornelia van Loon Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johannes Gommers < Wilhelmina Gommers |