Johanna Gerdina Beumer 1903– Henri Jacobus Engelsma 1905– | | |
Christina Frederika Beumer 1906–1926 | | |
Hermina Magdalena Beumer 1908– | | |
| | Janna Berndiena Breetvelt 1877–1905 Engelina Petronella Cornelia Breetvelt 1879– | | | | Leendert Johannes Breetvelt 1841–1929 | | | | Lubbert Onstenk 1824–1899 Janna Berendina Eggink 1819–1889 | | | | Garritjen Reugebrink 1802–1871 | | | | Lubbert Onstenk 1752–1818 Johanna Berkhof 1758–1809 | | |
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| | | Leendert Johannes Breetvelt 1841–1929 | | | | Lubbert Onstenk 1824–1899 Janna Berendina Eggink 1819–1889 | | | | Garritjen Reugebrink 1802–1871 | | | | Lubbert Onstenk 1752–1818 Johanna Berkhof 1758–1809 | | |
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