| Generation 3 - John Edward Mersch: Born - 14 Mar 1884 - Cook County, Illinois |
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| Generation 3 - John Edward Mersch: Died - 11 Oct 1950 - Cook County, Illinois |
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| Generation 3 - John Edward Mersch & Mary Barbara Klass: Married - 3 Oct 1906 - Cook County, Illinois |
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| Generation 3 - Mary Barbara Klass: Died - 30 Aug 1947 - Cook County, Illinois |
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| Generation 4 - John Mersch: Born - 14 Dec 1859 - Cook County, Illinois |
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| Generation 4 - John Mersch: Died - 4 Jun 1933 - Cook County, Illinois |
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| Generation 4 - John Mersch & Catherine Jordan: Married - 11 Jan 1883 - Cook County, Illinois |
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| Generation 4 - Catherine Jordan: Died - 1 Jun 1939 - Cook County, Illinois |
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| Generation 4 - Maryanna Przysuski: Born - 12 Sep 1858 - Poland |
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