| Generation 2 - Isaac Allen McMahan: Born - 13 Jun 1874 - Tennessee |
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| Generation 2 - Isaac Allen McMahan: Buried - - McMahan Cemetery, Cocke County, Tennessee |
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| Generation 2 - Algie Jane Smith: Born - 1 May 1876 - Tennessee |
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| Generation 3 - Henderson McMahan: Born - 1 Nov 1839 - Tennessee |
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| Generation 3 - Henderson McMahan: Buried - - McMahan Cemetery, Cocke County, Tennessee |
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| Generation 3 - Anna McGaha: Born - - Tennessee |
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| Generation 3 - Thomas Smith: Born - 23 Sep 1853 - Tennessee |
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| Generation 3 - Barsheba "Bashie" Webb: Born - Abt 1857 - Tennessee |
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| Generation 4 - William Mansfield "Bill" McMahan: Born - 1814 - Tennessee |
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| Generation 4 - William Mansfield "Bill" McMahan: Buried - - McMahan Cemetery, Cocke County, Tennessee |
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| Generation 4 - Rhoda Elvira Giles: Born - 18 Jul 1821 - Tennessee |
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| Generation 4 - Rhoda Elvira Giles: Buried - - McMahan Cemetery, Cocke County, Tennessee |
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| Generation 4 - William Alexander Smith: Born - 1835 - South Carolina |
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| Generation 4 - Sarah Rollins: Born - 21 May 1833 - Tennessee |
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