+--Michael Clark  (ABT. 1650-)
      +--Christopher Clark  (AFT. 1645-)
      |  +-- Margaret  (ABT. 1650-)
   +--Francis Clark  (1676-1769)
   |  +-- Elizabeth?  (1658-)
+--Francis Clark  (ABT. 1725-NOV 1799)
|  +--Cordelia Lankford  (1682-ABT. 1760)
Molly Clark  (19 JAN 1747/48-8 JAN 1840)
|  +--Nicholas Stone  (1700-)
+--Christina Stone  (1730-BET. 15 FEB 1794 - 1797)
   +-- Mary  (ABT. 1700-BEF. 6 JUN 1767)