| 1. Betje van Os |
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| G: |
9 jan 1863 |
| te: |
Haarlem, , Noord-Holland, Netherlands |
| O: |
3 mei 1867 |
| te: |
Haarlem, , Noord-Holland, Netherlands |
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| 2. Isaak Levie van Os |
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| G: |
2 feb 1813 |
| te: |
Haarlem, , Noord-Holland, Netherlands |
| H: |
ca. 1861 |
| te: |
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| O: |
13 sep 1889 |
| te: |
Haarlem, , Noord-Holland, Netherlands |
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| 3. Goutje Drilsma |
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| G: |
22 mrt 1832 |
| te: |
Leeuwarden, , Friesland, Netherlands |
| O: |
9 okt 1887 |
| te: |
Haarlem, , Noord-Holland, Netherlands |
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| 6. Hessel Adam Drilsma |
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| G: |
15 apr 1805 |
| te: |
Leeuwarden, , Friesland, Netherlands |
| H: |
25 apr 1824 |
| te: |
Bolsward, , Friesland, Netherlands |
| O: |
10 apr 1848 |
| te: |
Leeuwarden, , Friesland, Netherlands |
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| 12. Adam Aron Drilsma |
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| G: |
mrt 1759 |
| te: |
Emden, , Niedersachsen, Germany |
| H: |
13 jun 1783 |
| te: |
Leeuwarden, , Friesland, Netherlands |
| O: |
12 mrt 1847 |
| te: |
Leeuwarden, , Friesland, Netherlands |
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| 13. Kaatje Adam Levy |
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| G: |
1761 |
| te: |
Leeuwarden, , Friesland, Netherlands |
| O: |
10 mrt 1838 |
| te: |
Leeuwarden, , Friesland, Netherlands |
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| 7. Betje Adam Isak Koopmans |
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| G: |
4 jun 1804 |
| te: |
Bolsward, , Friesland, Netherlands |
| O: |
7 mei 1882 |
| te: |
Haarlem, , Noord-Holland, Netherlands |
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1863 - 1867 (4 jaar)