| Generation 1 - Margaret Clara Mersch: Born - 22 Dec 1900 - Cook County, Illinois |
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| Generation 2 - John Mersch: Born - 14 Dec 1859 - Cook County, Illinois |
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| Generation 2 - John Mersch: Died - 4 Jun 1933 - Cook County, Illinois |
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| Generation 2 - John Mersch & Catherine Jordan: Married - 11 Jan 1883 - Cook County, Illinois |
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| Generation 2 - Catherine Jordan: Died - 1 Jun 1939 - Cook County, Illinois |
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| Generation 3 - Nicholas Mersch: Born - 27 May 1827 - Germany |
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| Generation 3 - Nicholas Mersch: Died - 6 Aug 1917 - Cook County, Illinois |
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| Generation 3 - Anna Schumer: Born - 1 Dec 1827 - Germany |
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| Generation 3 - Anna Schumer: Died - 30 Nov 1913 - Cook County, Illinois |
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| Generation 3 - John Jordan: Born - - Ireland |
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| Generation 4 - Nicholas Mersch: Born - - Germany |
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