+--Andrew Corbett 
Lucy Corbett  (18 JUL 1821-)
|           +--John Morison  (1628-16 FEB 1736)
|        +--John Morison  (1678-14 JUN 1776)
|        |  +--Wife One 
|     +--John Morison  (20 SEP 1725-27 DEC 1816)
|     |  +--Margaret Wallace  (1687-18 APR 1769)
|  +--Jonathan Morison  (24 OCT 1766-20 DEC 1843)
|  |  +--Martha Anderson  (1732-31 MAR 1811)
+--Hannah Morison  (24 FEB 1799-1854)
   +--Martha Faulkner  (1770-24 OCT 1840)