| Generation 1 - William Underwood: Born - 7 Oct 1872 - Tennessee |
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| Generation 1 - William Underwood: Died - 22 Apr 1937 - Jefferson County, Tennessee |
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| Generation 1 - William Underwood: Buried - 23 Apr 1937 - Westview Cemetery, Jefferson City, Jefferson County, Tennessee |
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| Generation 2 - Lewis M. Underwood: Born - Abt 1831 - Sevier County, Tennessee |
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| Generation 2 - Lewis M. Underwood & Mary Ann Long: Married - 4 Sep 1856 - Knox County, Tennessee |
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| Generation 2 - Mary Ann Long: Born - Abt 1832 - Sevier County, Tennessee |
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| Generation 3 - Hiram Underwood: Born - Abt 1800 - Tennessee |
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| Generation 3 - Sarah: Born - Abt 1812 - Virginia |
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