| Generation 2 - Marcus L. McMahan: Born - 3 Aug 1917 - Newport, Cocke County, Tennessee |
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| Generation 3 - James Howard McMahan: Born - 8 May 1892 - Tennessee |
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| Generation 3 - James Howard McMahan & Lennie Lee Ester Clevenger: Married - 27 Jul 1916 - Cocke County, Tennessee |
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| Generation 3 - Lennie Lee Ester Clevenger: Born - 5 Sep 1896 - Cocke County, Tennessee |
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| Generation 4 - James M. McMahan: Born - 27 Dec 1857 - Sevier County, Tennessee |
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| Generation 4 - James M. McMahan & Nancy S. Harper: Married - 7 Feb 1878 - Cocke County, Tennessee |
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| Generation 4 - Nancy S. Harper: Born - 7 May 1858 - Cocke County, Tennessee |
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| Generation 4 - Isaac Clevenger: Born - 7 Mar 1870 - Cocke County, Tennessee |
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| Generation 4 - Isaac Clevenger & Lucinda Bryant: Married - 1 Nov 1895 - Cocke County, Tennessee |
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| Generation 4 - Lucinda Bryant: Born - 18 Oct 1873 - Tennessee |
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