+--George Francis Wright 
Arthur Spielman Wright  (20 AUG 1879-)
|              +--John Morison  (1628-16 FEB 1736)
|           +--Samuel Morison  (1710-21 JUN 1802)
|           |  +--Jeanette Steele 
|        +--Samuel Morison  (1744-8 DEC 1833)
|        |  |  +--Samuel Alison 
|        |  +--Janet Alison  (1712-8 JAN 1800)
|     +--Robert W. Morison  (27 JAN 1786-1847)
|  +--Samuel J. Morison  (27 OCT 1817-21 APR 1853)
|  |  +--Sally Prouty  (15 APR 1785-30 AUG 1856)
+--Ellen Josephine Morison  (7 MAY 1848-)
   |  +--John Dodge 
   +--Hannah House Dodge  (20 FEB 1821-)
      +--Hannah House