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Leonardus Janson
- ☼ 07-08-1848 (Noordwijk [Zh])
- ✞ 18-04-1912 ('s- Gravenhage [Zh])
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Geertruida Berkhout
- ☼ 02-10-1837 (Noordwijk [Zh])
- ✞ 01-11-1882 (Haarlemmermeer [Nh])
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Quirina Paardekooper
- ☼ 04-02-1853 (Noordwijk [Zh])
- ✞ 08-02-1919 ('s- Gravenhage [Zh])
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Geertruida Janson
- ☼ 26-07-1884 (Den Haag [Zh])
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Marcelis Janson
- ☼ 26-03-1886 ('s- Gravenhage [Zh])
- ✞ 02-01-1942 (Heerlen [Li])
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Anna Janson
- ☼ 06-04-1887 ('s- Gravenhage [Zh])
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Gerardus Janson
- ☼ 28-08-1888 (Den Haag [Zh])
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Wilhelmina Muntinga
- ☼ 12-05-1896 (Den Haag [Zh])
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Maria Janson
- ☼ 21-11-1889 (Den Haag [Zh])
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Maximiliaan Leurs
- ☼ 04-04-1890 (Den Haag [Zh])
- ✞ 10-08-1943 (Den Haag [ZH])
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Cornelis Janson
- ☼ 07-03-1891 (Den Haag [Zh])
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Johanna van den Ouwelant
- ☼ 03-10-1894 (Amsterdam [Nh])
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Leonardus Janson
- ☼ 15-07-1931 (Den Haag [Zh])
- ✞ 27-07-1931 (Den Haag [ZH])
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Dochter Janson
- ☼ 04-09-1892 ('s- Gravenhage [Zh])
- ✞ 04-09-1892 ('s- Gravenhage [Zh])
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Helena Janson
- ☼ 09-12-1893 (Den Haag [Zh])
- ✞ 22-02-1954 (Noordwijk [Zh])
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Johannes Klink
- ☼ 15-07-1897 ('s- Gravenhage [Zh])
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