Circle Diagram:
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| Martje Classen Duninga
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Jan Jurjens < Claas Jans < Geertruida Jans Bottema < Trijntje Jans Bottema |
| Kornelis Jakobs van Ham
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Martha Jans Bottema < Simon van Ham < Anje van Ham < Jan van Ham < Johannes van Ham |
