4 Generation Circle Diagram: |
| Maria Ham Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Frank Kok < Johanna "Anna" Kok |
| Frank Kok Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Maria Ham < Johanna "Anna" Kok |
| Johanna "Anna" Kok Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johannes "Jan" van Dijk < Maria Pieternella van Dijk |