| Generation 1 - Willis A. "Sonny" Grantham, Jr.: Born - 21 Aug 1946 - Knox County, Tennessee |
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| Generation 2 - Willis Atchley Grantham: Born - 7 Jan 1916 - Knox County, Tennessee |
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| Generation 2 - Mary Frank Sims: Born - 4 Aug 1914 - Knox County, Tennessee |
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| Generation 3 - James Howard Grantham, I: Born - 25 Oct 1878 - , Sevier County, Tennessee |
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| Generation 3 - James Howard Grantham, I: Died - 26 Nov 1958 - Morristown, Hamblen County, Tennessee |
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| Generation 3 - James Howard Grantham, I: Buried - - Knoxville, Knox County, Tennessee |
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| Generation 3 - Mollie Irene McMahan: Born - 15 Feb 1886 - Knoxville, Knox County, Tennessee |
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| Generation 3 - Mollie Irene McMahan: Died - 26 Nov 1918 - Knox County, Tennessee |
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| Generation 3 - Mollie Irene McMahan: Buried - - Knoxville, Knox County, Tennessee |
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| Generation 4 - Robert Hodson "Bob" McMahan: Born - 8 May 1858 - Knox County, Tennessee |
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| Generation 4 - Robert Hodson "Bob" McMahan: Died - 3 Mar 1923 - Knox County, Tennessee |
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| Generation 4 - Robert Hodson "Bob" McMahan & Sarah Abegail "Sallie" Raines: Married - 27 Dec 1883 - Cocke County, Tennessee |
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| Generation 4 - Sarah Abegail "Sallie" Raines: Born - 16 May 1870 - Knox County, Tennessee |
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| Generation 4 - Sarah Abegail "Sallie" Raines: Died - 6 Dec 1936 - Knox County, Tennessee |
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