+--Benjamin Thom  (1747-12 JUN 1811)
   +--William Ware Thom  (29 DEC 1777-16 DEC 1870)
   |  |        +--John Morison  (1628-16 FEB 1736)
   |  |     +--James Morison  (1675-15 MAR 1756)
   |  |     |  +--Wife One 
   |  |  +--Samuel Morison  (1704-11 FEB 1776)
   |  |  |  +--Mary Wallace 
   |  +--Catherine Morison  (20 SEP 1745-5 MAY 1815)
   |     |  +--Samuel Alison 
   |     +--Martha Alison  (31 MAR 1720-3 DEC 1761)
+--Benjamin Thom  (9 APR 1819-)
|  +--Eliza Somes  (31 JAN 1779-27 MAY 1862)
Sewell Watson Thom  (14 DEC 1868-)
+--Emeline Smith  (21 JAN 1833-)