4 Generation Circle Diagram: |
| Jannetje Kalkhoven Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jan Buis < Jan Buis |
| Jan Buis Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jannetje Kalkhoven < Jan Buis |
| Jan Buis Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Marretje Kea Jannetje Pen < Johannes Willebrordus "Jan" Buis |