+--John Cummings 
+--John Cummings  (13 JAN 1784-30 OCT 1862)
|  |  +--William Archibald 
|  +--Hannah Archibald  (1763-1813)
|     |     +--John Morison  (1628-16 FEB 1736)
|     |  +--Halbert Morison  (1685-6 JUN 1755)
|     |  |  +--Wife One 
|     +--Rebecca Morison 
|        +--Jean Steele  (1700-19 OCT 1753)
Alexander M. Cummings  (18 OCT 1819-)
|  +--Alexander Barnhill 
+--Letitia Barnhill  (1789-17 FEB 1854)
   +--Alice Hunter