+--Francis Marion Martin  (Nov 1858-15 Mar 1935)
Clara Ethel Martin  (Jul 1897-)
|        +--William A Graven  (18 May 1781-15 Oct 1868)
|     +--Austin C Graven  (ABT 1804-1833)
|     |  +--Mary (Polly) Spencer  (25 Dec 1781-21 Jan 1851)
|  +--Thomas Graven  (15 Feb 1832-15 Jan 1879)
|  |  +--Marcia Ridgeway  (20 Nov 1807-29 Nov 1872)
+--Marcia M Graven  (Aug 1855-1927)
   |     +--John Andrew Gerking  (27 Aug 1764-1815/1817)
   |  +--Joseph Gerking  (26 Dec 1805-15 Sep 1852)
   |  |  |  +--William Rice 
   |  |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
   +--Mary Gerkin  (21 Oct 1830-19 Apr 1864)
      |  +--Joel Farmer  (1765-)
      +--Lurica K Farmer  (1810-18 Apr 1880)
         +--Sarah Elizabeth Price  (1775-)