| Generation 1 - Titia Bos: Born - Sunday 26 April 1863 - Finsterwolde, Groningen, Nederland |
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| Generation 1 - Titia Bos: Died - Saturday 26 February 1949 - Oostwold, Midwolda, Groningen, Nederland |
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| Generation 2 - Jan Bos: Born - Monday 08 January 1838 - Finsterwolde, Groningen, Nederland |
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| Generation 2 - Jan Bos: Died - Tuesday 16 February 1904 - Oostwold, Midwolda, Groningen, Nederland |
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| Generation 2 - Jan Bos & Stientje Kielman: Married - Friday 27 March 1863 - Finsterwolde, Groningen, Nederland |
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| Generation 2 - Stientje Kielman: Born - Monday 15 February 1836 - Finsterwolde, Groningen, Nederland |
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| Generation 2 - Stientje Kielman: Died - Friday 13 April 1883 - Ekamp, Midwolda, Groningen, Nederland |
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| Generation 3 - Friedrik Ulferts Kielman: Born - Wednesday 01 January 1794 - Weenermoor, Ostfriesland, Niedersachsen, Deutschland |
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| Generation 3 - Friedrik Ulferts Kielman: Baptised - Saturday 04 January 1794 - Weenermoor, Ostfriesland, Niedersachsen, Deutschland |
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| Generation 3 - Friedrik Ulferts Kielman: Died - Friday 10 October 1856 - Finsterwolde, Groningen, Nederland |
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| Generation 3 - Friedrik Ulferts Kielman & Titia Karsiens Drenth: Married - Monday 10 March 1823 - Finsterwolde, Groningen, Nederland |
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| Generation 3 - Titia Karsiens Drenth: Born - 1802 - Finsterwolde, Groningen, Nederland |
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| Generation 3 - Titia Karsiens Drenth: Baptised - Friday 22 October 1802 - Finsterwolde, Groningen, Nederland |
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| Generation 3 - Titia Karsiens Drenth: Died - Thursday 29 December 1881 - Finsterwolde, Groningen, Nederland |
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| Generation 4 - Ulfert Alberts Kielman: Born - Monday 09 April 1764 - Weener, Ostfriesland, Niedersachsen, Deutschland |
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| Generation 4 - Ulfert Alberts Kielman & Anna Friederichs: Married - Tuesday 12 August 1788 - St, Georgiwold, Ostfriesland, Niedersachsen, Deutschland |
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| Generation 4 - Anna Friederichs: Born - Saturday 01 April 1769 - Weener, Ostfriesland, Niedersachsen, Deutschland |
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| Generation 4 - Anna Friederichs: Baptised - Sunday 02 April 1769 - Weener, Ostfriesland, Niedersachsen, Deutschland |
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| Generation 4 - Anna Friederichs: Died - Wednesday 17 July 1833 - Weenermoor, Ostfriesland, Niedersachsen, Deutschland |
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| Generation 4 - Anna Friederichs: Buried - Monday 22 July 1833 - Weenermoor, Ostfriesland, Niedersachsen, Deutschland |
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| Generation 4 - Karssiens Wilkes Drenth: Born - 1765 - Beerta, Groningen, Nederland |
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| Generation 4 - Karssiens Wilkes Drenth: Baptised - Sunday 06 January 1765 - Beerta, Groningen, Nederland |
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| Generation 4 - Karssiens Wilkes Drenth: Died - Sunday 26 December 1841 - Finsterwolde, Groningen, Nederland |
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| Generation 4 - Karssiens Wilkes Drenth & Jantje Christiaans Timmer: Married - Saturday 25 May 1799 - Finsterwolde, Groningen, Nederland |
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| Generation 4 - Jantje Christiaans Timmer: Born - 1769 - Beerta, Groningen, Nederland |
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| Generation 4 - Jantje Christiaans Timmer: Baptised - Sunday 28 May 1769 - Beerta, Groningen, Nederland |
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| Generation 4 - Jantje Christiaans Timmer: Died - Tuesday 15 March 1853 - Finsterwolde, Groningen, Nederland |
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