| Generation 1 - Johanna Wilhelmina van der Aa: Born - Saturday 19 April 1823 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 1 - Johanna Wilhelmina van der Aa & Johannes Coenraad Hooft: Married - Wednesday 02 January 1850 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 2 - Hendrikus van der Aa: Born - 1772 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 2 - Hendrikus van der Aa: Baptised - Wednesday 23 December 1772 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 2 - Hendrikus van der Aa & Cornelia Droosdorp: Married - Sunday 23 December 1810 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 2 - Cornelia Droosdorp: Born - Estimated in 1785 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 3 - Jan van der Aa: Born - Estimated in 1745 - Dinther, Heeswijk-Dinther, Noord-Brabant, Nederland |
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| Generation 3 - Jan van der Aa: Died - Thursday 28 August 1794 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 3 - Jan van der Aa: Buried - Saturday 30 August 1794 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 3 - Jan van der Aa & Willemijntje van Leest: Married - Sunday 20 May 1770 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 3 - Willemijntje van Leest: Born - Estimated in 1745 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 3 - Willemijntje van Leest: Died - Tuesday 02 July 1793 - Rotterdam, Zuid-Holland, Nederland |
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| Generation 3 - Willemijntje van Leest: Buried - Friday 05 July 1793 - Rotterdam, Zuid-Holland, Nederland |
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