4 Generation Circle Diagram: |
| Anthonia Maria Wilhelmina Ket Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Adrianus van Londen < Pieternella Cornelia van Londen |
| Adrianus van Londen Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Anthonia Maria Wilhelmina Ket < Pieternella Cornelia van Londen |
| Pieternella Cornelia van Londen Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Ludovicus Marinus Hessing |