+--H. B. Copp 
Mary E. Copp 
|     +--Abel Plummer  (-3 NOV 1841)
|  +--John A. Plummer  (5 AUG 1814-)
|  |  |  +--John Anderson  (9 MAY 1754-8 JAN 1827)
|  |  +--Mary Anderson  (20 DEC 1786-21 FEB 1832)
|  |     |     +--John Morison  (1628-16 FEB 1736)
|  |     |  +--Joseph Morison  (1720-17 FEB 1806)
|  |     |  |  +--Jeanette Steele 
|  |     +--Mary Morison  (8 MAY 1751-31 MAR 1836)
|  |        +--Mary Holmes 
+--Elmira E. Plummer  (29 MAY 1840-)
   +--Eliza P. Coffin