| Generation 1 - Willem Roggen: Born - Tuesday 18 July 1876 - Sappemeer, Groningen, Nederland |
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| Generation 1 - Willem Roggen: Died - Sunday 04 March 1877 - Sappemeer, Groningen, Nederland |
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| Generation 2 - Klaas Roggen: Born - Monday 20 March 1848 - Sappemeer, Groningen, Nederland |
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| Generation 2 - Klaas Roggen: Died - Tuesday 17 June 1890 - Sappemeer, Groningen, Nederland |
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| Generation 2 - Klaas Roggen & Eltje Grasmeijer: Married - Saturday 29 January 1870 - Sappemeer, Groningen, Nederland |
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| Generation 2 - Eltje Grasmeijer: Born - Wednesday 16 April 1851 - Sappemeer, Groningen, Nederland |
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| Generation 2 - Eltje Grasmeijer: Died - Wednesday 19 February 1941 - Sappemeer, Groningen, Nederland |
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| Generation 3 - Eildert Roggen: Born - Thursday 29 April 1819 - Zuidbroek, Groningen, Nederland |
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| Generation 3 - Eildert Roggen: Died - Monday 29 November 1915 - Sappemeer, Groningen, Nederland |
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| Generation 3 - Eildert Roggen & Tonniske Postema: Married - Wednesday 29 June 1842 - Sappemeer, Groningen, Nederland |
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| Generation 3 - Tonniske Postema: Born - Saturday 09 January 1819 - Sappemeer, Groningen, Nederland |
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| Generation 3 - Tonniske Postema: Died - Thursday 04 November 1880 - Sappemeer, Groningen, Nederland |
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| Generation 3 - Willem Grasmeijer: Born - Sunday 04 February 1821 - Achterdiep, Sappemeer, Groningen, Nederland |
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| Generation 3 - Willem Grasmeijer: Died - Sunday 10 March 1907 - Kleinemeer, Sappemeer, Groningen, Nederland |
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| Generation 3 - Willem Grasmeijer & Derkje Meijer: Married - Friday 15 September 1843 - Sappemeer, Groningen, Nederland |
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| Generation 3 - Derkje Meijer: Born - Saturday 13 May 1820 - Zuidbroek, Groningen, Nederland |
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| Generation 3 - Derkje Meijer: Died - Wednesday 29 May 1867 - Sappemeer, Groningen, Nederland |
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| Generation 4 - Klaas Hindriks Roggen: Born - 1794 - Sappemeer, Groningen, Nederland |
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| Generation 4 - Klaas Hindriks Roggen: Baptised - Sunday 07 September 1794 - Sappemeer, Groningen, Nederland |
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| Generation 4 - Klaas Hindriks Roggen: Died - Monday 24 January 1876 - Sappemeer, Groningen, Nederland |
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| Generation 4 - Klaas Hindriks Roggen & Lammechien Eilderts: Married - Thursday 31 December 1812 - Zuidbroek, Groningen, Nederland |
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| Generation 4 - Lammechien Eilderts: Born - 1792 - Kolham, Slochteren, Groningen, Nederland |
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| Generation 4 - Lammechien Eilderts: Baptised - Sunday 29 January 1792 - Kolham, Slochteren, Groningen, Nederland |
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| Generation 4 - Lammechien Eilderts: Died - Monday 10 January 1870 - Sappemeer, Groningen, Nederland |
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| Generation 4 - Keimpe Willems Grasmeijer: Born - Wednesday 15 April 1795 - Sappemeer, Groningen, Nederland |
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| Generation 4 - Keimpe Willems Grasmeijer: Baptised - Sunday 26 April 1795 - Sappemeer, Groningen, Nederland |
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| Generation 4 - Keimpe Willems Grasmeijer: Died - Saturday 09 July 1859 - Sappemeer, Groningen, Nederland |
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| Generation 4 - Keimpe Willems Grasmeijer & Eltje Roelfs Kasemier: Married - Saturday 27 May 1815 - Hoogkerk, Groningen, Nederland |
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| Generation 4 - Eltje Roelfs Kasemier: Born - Approximately 1792 - Midwolde, Leek, Groningen, Nederland |
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| Generation 4 - Eltje Roelfs Kasemier: Died - Thursday 29 August 1867 - Sappemeer, Groningen, Nederland |
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| Generation 4 - Geert Derks Meijer: Born - Thursday 18 July 1776 - Meeden, Groningen, Nederland |
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| Generation 4 - Geert Derks Meijer: Baptised - Sunday 21 July 1776 - Meeden, Groningen, Nederland |
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| Generation 4 - Geert Derks Meijer: Died - Sunday 19 June 1859 - Zuidbroek, Groningen, Nederland |
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| Generation 4 - Grietje Freerks Volders: Born - 1787 - Veendam, Groningen, Nederland |
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| Generation 4 - Grietje Freerks Volders: Baptised - Sunday 25 February 1787 - Veendam, Groningen, Nederland |
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| Generation 4 - Grietje Freerks Volders: Died - Sunday 05 October 1828 - Zuidbroek, Groningen, Nederland |
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