| Generation 1 - Lonas T. Gann: Born - 13 Feb 1909 - Tennessee |
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| Generation 2 - James A. Gann: Born - 15 Mar 1887 - Tennessee |
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| Generation 2 - Frances Underwood: Born - 7 Jun 1886 - Tennessee |
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| Generation 3 - Wes Gann: Born - - Tennessee |
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| Generation 3 - Julia Cate: Born - - Tennessee |
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| Generation 3 - Martha Angeline Underwood: Born - 27 Jan 1837 - Tennessee |
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| Generation 3 - Martha Angeline Underwood: Died - 25 Jan 1936 - Sevier County, Tennessee |
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| Generation 3 - Martha Angeline Underwood: Buried - 26 Feb 1936 - Paw Paw Hollow Cemetery, Sevier County, Tennessee |
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| Generation 4 - Hiram Underwood: Born - Abt 1800 - Tennessee |
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| Generation 4 - Sarah: Born - Abt 1812 - Virginia |
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