Achterhoek Ancestors
Family: Jan Derk Oonk / Johanna Margaretha Leijttink (F12136)
m. 01 May 1840Jan Derk Oonk (1804- ) 
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Johanna Margaretha Leijttink (1806- )
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| Gerrit Jan Oonk (1841- ) |
| Garrit Willem Oonk (1845- ) |
Achterhoek Ancestors| Jan Derk Oonk (1804- )
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| Johanna Margaretha Leijttink (1806- )
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| Gerrit Jan Oonk (1841- ) |
| Garrit Willem Oonk (1845- ) |