4 Generation Circle Diagram: |
| Maria Verschuren Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Theodorus de Kok < Wilhelmus "Willem" de Kok |
| Theodorus de Kok Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Maria Verschuren < Wilhelmus "Willem" de Kok |
| Wilhelmus "Willem" de Kok Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Goverdina Stokkermans < Maria de Kok |