I am a direct descendent of David and Harriet (Mackey) Farr who were married Aug. 31, 1820 in Blount Co., TN. I need information concerning his ancestors going back through NC, Pennsylvania and Ireland. The oldest known relative known is a Henry Farr from Ulster, Tyrone Co., Ireland who passed away around 1741. I have no data leading back to him from David nor any before him. Help would be appreciated.