+--James Campbell  (ABT 1740-ABT 1810)
   +--Robert C. Campbell  (16 NOV 1778-20 JUL 1854)
   |  +--Mary   
+--William Robert Campbell  (15 SEP 1815-28 MAR 1909)
|  +--Mary Curry  (12 FEB 1778-27 JUN 1863)
David Cunningham Campbell  (24 AUG 1850-9 DEC 1936)
+--Mary Ann Arbuckle  (1 JUN 1820-7 DEC 1866)