4 Generation Circle Diagram: |
| Adriana "Jaan" Snellens Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Nicolaas Poppelier < Laurentius "Fráes" Poppelier |
| Hendrikus van Irsel Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Joanna Elisabeth Verschuren < Cornelis Antonius "Cor" van Irsel |
| Adrianus Josephus van Irsel Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Adriana Pieternella van Dongen |