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Jacob Jansz. van Nieuwkoop
- ☼ 08-02-1767 (De Kaag [Zh])
- ✞ 03-01-1832 (De Kaag [Zh])
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Gijsje Jansdr. van der Linden
- ☼ 06-05-1770 (Alkemade [Zh])
- ✞ 15-01-1838 (Alkemade [Zh])
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Pieter Jacobsz. van Nieuwkoop
- ☼ 01-05-1796 (Woubrugge [Zh])
- ✞ 28-07-1849 (Alkemade [Zh])
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Dirk Willemsz. Koelewijn
- ☼ 03-10-1773 (Alkemade [Zh])
- ✞ 26-09-1858 (Haarlemmermeer [Nh])
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Antje Gerritsdr. Paling
- ☼ 17-05-1778 (Alkemade [Zh])
- ✞ 27-07-1849 (Alkemade [Zh])
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Antje Dirksdr. Koelewijn
- ☼ 05-10-1802 (De Kaag [Zh])
- ✞ 26-07-1849 (Alkemade [Zh])
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Jacob van Nieuwkoop
- ☼ 06-10-1827 (Alkemade [Zh])
- ✞ 20-10-1906 (Alkemade [Zh])
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Aaltje Spaargaren
- ☼ 11-03-1831 (Aalsmeer [Nh])
- ✞ 20-04-1917 (Alkemade [Zh])
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Antje van Nieuwkoop
- ☼ 09-07-1855 (Alkemade [Zh])
- ✞ 28-08-1914 (Alkemade [Zh])