+--John Andrew Gerking  (27 Aug 1764-1815/1817)
      +--James Gerkin  (26 Apr 1802-1867)
      |  |  +--William Rice 
      |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
   +--Gideon Gerkin  (17 Jan 1835-26 Oct 1909)
   |  +--Anna Jane Coulter  (Aug 1810-BEF 1840)
+--James S Gerkin  (16 Mar 1866-13 Jul 1950)
|  |  +--Marine Davis 
|  +--Harriett Davis  (26 May 1838-1920)
|     +--Sarah  
Leo Ernest Gerkin  (8/12 Mar 1895-Oct 1979)
|  +--Daniel Simmons 
+--Elma Rachael Simmons  (17 Apr 1869-19 Jul 1940)
   +--Lavinia Albaugh