+--James Thornton 
+--Mathew Thornton  (1714-24 JUN 1803)
Hannah Thornton 
|  +--Andrew Jack  (-1773)
+--Hannah Jack 
   |  +--John Morison  (1628-16 FEB 1736)
   +--Mary Morison  (1718-)
      +--Jeanette Steele