+--William COWDEN  (29 Sep 1797-24 Dec 1847)
   +--George William COWDEN  (10 Apr 1827-20 Aug 1864)
   |  +--Almira DAY  (12 May 1801-21 Oct 1874)
+--George Henry COWDEN  ( 5 May 1849-31 Dec 1931)
|  |  +--John SIGNOR 
|  +--Eunice M. SIGNOR  (13 Jul 1830-29 Apr 1855)
|     +--Arminta Amelia LAWRENCE 
Mary Mabel COWDEN  (Dec 1884/1885-1968)
|           +--David GRAHAM  (-Abt 1800)
|        +--Andrew GRAHAM  (Abt 1753-1821)
|     +--Matthew GRAHAM  (17 Jan 1780- 8 May 1854)
|     |  +--Margaret COULTER  (-1792/1796)
|  +--David GRAHAM  (12 Apr 1821-17 Jan 1894)
|  |  +--Jennette (Janet) WILSON  (12 May 1783- 2 Jun 1843)
+--Elizabeth Jane GRAHAM  (28 Feb 1849- 2 Dec 1926)
   |  +--John BROWN  (-1871)
   +--Elizabeth BROWN  ( 8 Jul 1828-1891)
      +--Elizabeth PORTER