+--John Morison  (1628-16 FEB 1736)
         +--Halbert Morison  (1685-6 JUN 1755)
         |  +--Wife One 
      +--David Morison  (1730-23 FEB 1825)
      |  +--Jean Steele  (1700-19 OCT 1753)
   +--Samuel Morrison  (21 SEP 1766-20 JUN 1843)
   |  |  +--Thomas Boyes 
   |  +--Elizabeth Boyes  (1739-1 DEC 1816)
+--David Morrison  (MAY 1792-14 SEP 1860)
|  +--Isabel Spear 
Abby Simpson Morrison  (NOV 1829-)
|  +--Phillip Stevens 
+--Abigail Stevens  (JUN 1809-21 FEB 1872)