| Generation 1 - Mildred Pauline McMahan & James Lester Keller: Married - 30 Sep 1958 - Cocke County, Tennessee |
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| Generation 2 - Horace S. McMahan: Born - 15 Jul 1902 - Sevier County, Tennessee |
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| Generation 2 - Horace S. McMahan: Died - 12 Jun 1961 - Cocke County, Tennessee |
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| Generation 2 - Horace S. McMahan: Buried - - Dunn Cemetery, Cocke County, Tennessee |
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| Generation 2 - Bertha Stuart: Born - Jul 1892 - Cocke County, Tennessee |
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| Generation 2 - Bertha Stuart: Buried - - Dunn Cemetery, Cocke County, Tennessee |
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| Generation 3 - Sanberry B. McMahan: Born - 4 Jul 1866 - Tennessee |
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| Generation 3 - Sanberry B. McMahan: Died - 9 Oct 1922 - Cocke County, Tennessee |
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| Generation 3 - Sanberry B. McMahan: Buried - - Dunn Cemetery, Cocke County, Tennessee |
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| Generation 3 - Pheobe Dunn: Born - 10 Oct 1878 - Tennessee |
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| Generation 3 - Pheobe Dunn: Died - 18 May 1928 - Cocke County, Tennessee |
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| Generation 3 - Pheobe Dunn: Buried - 19 May 1928 - Dunn Cemetery, Cocke County, Tennessee |
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| Generation 3 - John Stuart: Born - 8 Jun 1850 - Jefferson County, Tennessee |
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| Generation 3 - John Stuart: Died - 19 Sep 1930 - Cocke County, Tennessee |
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| Generation 3 - John Stuart: Buried - 20 Sep 1930 - Lawson Chapel Cemetery, Jefferson County, Tennessee |
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| Generation 3 - Harriet "Nola" Smith: Born - Jun 1863 - Tennessee |
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| Generation 3 - Harriet "Nola" Smith: Died - 3 May 1932 - Cocke County, Tennessee |
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| Generation 3 - Harriet "Nola" Smith: Buried - - Lawson Chapel Cemetery, Jefferson County, Tennessee |
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| Generation 4 - William "Gulger Bill" McMahan: Born - 1838 - Tennessee |
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| Generation 4 - William "Gulger Bill" McMahan & Harriet Allen: Married - 6 Jun 1860 - Sevier County, Tennessee |
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| Generation 4 - Harriet Allen: Born - Abt 1842 - Tennessee |
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| Generation 4 - Manson "Mance" Dunn: Born - Abt 1859 - Sevier County, Tennessee |
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| Generation 4 - Mary Sims: Born - Abt 1851 - Cocke County, Tennessee |
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| Generation 4 - Mark Stuart: Born - - Tennessee |
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| Generation 4 - Elizabeth Hance: Born - - Tennessee |
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| Generation 4 - Alex Smith: Born - - Tennessee |
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| Generation 4 - Liza Graves: Born - - Tennessee |
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