4 Generation Circle Diagram: |
| Theodora de Kort Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Henricus van Erp < Wilhelmina van Erp < Jacobus "Petrus" van Erp |
| Heinrich van Holt Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Wilhelmina van Erp < Theodorus "Henricus" van Holt |
| Theodorus "Henricus" van Holt Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree |