+--Edward Clark  (1786-AFT 1850)
Laban Fairchild Clark  (31 OCT 1815-JUL 1867)
|        +--Samuel Morison  (1671-29 SEP 1757)
|        |  +--  
|     +--John Morrison  (1721-1776)
|     |  +--Margaret Henry  (1685-30 APR 1774)
|  +--David Morrison  (29 AUG 1750-1812)
|  |  +--Elizabeth Alexander  (ABT 1721-ABT 1811)
+--Hannah Morrison  (29 JUL 1785-12 DEC 1858)
   +--Hannah Whitaker  (-1788)