Achterhoek Ancestors
Family: Jan Albertus Colstee / Aleida Geertruida Oonk (F14676)
m. Bef 1935Gerrit Hendrik Oonk (1859-1940) 
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Johanna Berendina Stemerdink (1866-1924)
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Harmina Aleida Oonk (1889- )  |
| Hendrik Willem Oonk (1890-1923) |
| Jan Hendrik Oonk (1893- ) |
| Bernard Willem Oonk (1895- ) |
| Johanna Aleida Oonk (1900- ) |
| Aleida Geertruida Oonk (1904-1935)
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