Harrison is named in the will of Robert Vernon Posey, died 1849 in Abbeville County SC. and in the will of his mother Marsha, died 1852. Marsha named in will of Henley Maddox, died 1806. Henley's wife was Jennet, named in the will of Ignatius Luckett, died 1783. SAR has Henley's father as Benjamin Maddox. SAR for Robert Vernon Posey has father as Benjamin Vernon Posey. Benjamin's wife was Mary Musgrove. Henley's mother was Elizabeth MacKenzie