4 Generation Circle Diagram: |
| Grietje Olling
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Tjaard Jans Bottema < Martha Maria Bottema < Joanna Bottema < Anna Bottema |
| Catharina Kooiker
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Jan Grondstra < Tjalling Grondstra < Harmen Grondstra |
| Jan Grondstra
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Catharina Kooiker < Tjalling Grondstra < Harmen Grondstra |