John C. Markwell - Pedigree | FamilyCentral
 Abt 1830 -
 18 Dec 1777 - 23 Aug 1846
 Abt 1787 -
 Abt 1751 - 11 Dec 1828
 Abt 1750 - Jan 1822
Mary Elizabeth Sparks
 md. 6 Oct 1853
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