+--Silas Alden  (-UNKNOWN)
Morison Alden  (-UNKNOWN)
|           +--Robert Morrison  (ABT 1700-1764)
|        +--William Morrison  (BET 1720 AND 1727-1758)
|        |  +--Unknown    (Abt. 1700-Bef. 1750)
|     +--Robert Montgomery Morrison  (January 26, 1751-6 FEB 1808)
|     |  |           +--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-)
|  +--Montgomery Morison  (14 APR 1783-10 March 1846)
|  |  +--Dorcas Staples  (9 Dec 1703-26 JAN 1805)
+--Polly Morison  (-14 July 1849)
   +--Keziah Cothren  (14 October 1789-14 May 1878)