4 Generation Circle Diagram: |
| Petronella Alger
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Eisse Freerks Halsema < Trijntje Eisses Halsema < Marieke Eisses Halsema |
| Adriaantje Willems Boelens
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Jacobus Freerks Feddema < Trijntje Feddema < Helena Feddema Jakob Feddema |
| Helena Feddema
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Theodorus Martinus Smit < Hermannus Smid Sibling Trijntje Feddema |