+--Alexander MACKEY  (1718-1 JUL 1781)
   +--Joel MACKEY  (1747-1830)
   |  +--Susannah LEWIS  (1720-14 OCT 1784)
+--Joel MACKEY  (11 FEB 1789-7 OCT 1872)
|  +--Sarah JOYCE  (5 JUN 1750-30 MAR 1835)
Robert Lester MACKEY  (18 NOV 1824-2 SEP 1873)
|  +--Robert ORR  (19 OCT 1749-8 OCT 1808)
+--Martha Ann ORR  (21 JUN 1796-1 FEB 1884)
   +--Ann HOGSHEAD  (12 FEB 1749-12 FEB 1841)