+--Robert Morrison  (ABT 1700-1764)
+--William Morrison  (BET 1720 AND 1727-1758)
|  +--Unknown    (Abt. 1700-Bef. 1750)
Alexander Morrison  (25 AUG 1752-20 October 1810)
|           +--John Montgomery  (1640-1689)
|        +--Robert Montgomery  (1660-1689)
|        |  +--Isabella Shaw 
|     +--William Montgomery  (1675-MAY 1733)
|     |  |  +--High McCullom 
|     |  +--Mary McCullom  (1665-3 Dec 1692)
|  +--John Montgomery  (1703-4 OCT 1743)
|  |  +--Mary Akin  (1682-1756)
+--Sarah Montgomery  (1728-3 OCT 1817)
   |  +--James HARPER  (1676-1775)
   +--Sarah Harper  (1705-1749)
      +--Jannett LEWIS  (26 Feb 1657-)