+--John Andrew Gerking  (27 Aug 1764-1815/1817)
   +--John Andrew Gerking  (14 Apr 1798-18 Aug 1879)
   |  |  +--William Rice 
   |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
+--Robert Gerkin  (14 Sep 1842-26 Feb 1911)
|  +--Mary (Polly) Phillips  (Sep 1801-5 Jan 1855)
William Thomas Gerkin  (2 Nov 1866-12 Oct 1945)
|  +--Alfred G Talbott  (14 Mar 1814-19 Sep 1900)
+--Mary Eliza Talbott  (7 Jul 1844-17 May 1928)
   +--Mary Jane Felknor  (1 May 1823-ABT 1867)