| Generation 1 - Sieger van der Vries: Born - Friday 29 December 1899 - Ezinge, Groningen, Nederland |
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| Generation 1 - Sieger van der Vries & Anje Bolt: Married - Wednesday 27 July 1932 - Bedum, Groningen, Nederland |
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| Generation 2 - Harke van der Vries: Born - Wednesday 08 May 1867 - Oldehove, Groningen, Nederland |
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| Generation 2 - Harke van der Vries: Died - Thursday 06 November 1902 - Groningen, Groningen, Nederland |
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| Generation 2 - Harke van der Vries & Trientje Kwant: Married - Saturday 16 May 1896 - Ezinge, Groningen, Nederland |
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| Generation 2 - Trientje Kwant: Born - Tuesday 02 February 1875 - Den Ham, Aduard, Groningen, Nederland |
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| Generation 3 - Sieger Kwant: Born - Friday 13 October 1848 - Den Ham, Aduard, Groningen, Nederland |
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| Generation 3 - Sieger Kwant: Died - Monday 07 September 1896 - Ezinge, Groningen, Nederland |
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| Generation 3 - Sieger Kwant & Albertje Buursema: Married - Saturday 22 July 1871 - Aduard, Groningen, Nederland |
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| Generation 3 - Albertje Buursema: Born - Tuesday 11 December 1849 - Feerwerd, Ezinge, Groningen, Nederland |
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| Generation 3 - Albertje Buursema: Died - Friday 22 August 1924 - Obergum, Winsum, Groningen, Nederland |
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| Generation 4 - Willem Sigers Kwant: Born - Wednesday 17 November 1819 - Ezinge, Groningen, Nederland |
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| Generation 4 - Willem Sigers Kwant: Died - Thursday 14 April 1859 - Aduard, Groningen, Nederland |
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| Generation 4 - Willem Sigers Kwant & Trijntje van Dijk: Married - Thursday 27 May 1847 - Aduard, Groningen, Nederland |
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| Generation 4 - Trijntje van Dijk: Born - 1822 - Aduard, Groningen, Nederland |
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| Generation 4 - Trijntje van Dijk: Died - Thursday 05 June 1890 - Ezinge, Groningen, Nederland |
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