+--Samuel Swan 
George Swan  (19 JUN 1829-)
|        +--Thomas Steele  (1683-22 FEB 1748)
|     +--David Steele  (30 JAN 1727-19 JUL 1809)
|     |  |  +--John Morison  (1628-16 FEB 1736)
|     |  +--Martha Morison  (1682-22 OCT 1759)
|     |     +--Wife One 
|  +--David Steele  (1758-19 MAR 1836)
|  |  +--Janet Little  (1729-30 SEP 1816)
+--Janet Steele  (24 MAY 1790-17 SEP 1854)
   |  +--Samuel Gregg 
   +--Sarah Gregg  (1770-15 JAN 1822)