+--John Andrew Gerking  (27 Aug 1764-1815/1817)
      +--Jonathan Rice Gerking  (17 Dec 1812-12 Jul 1882)
      |  |  +--William Rice 
      |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
   +--Nathan Joseph Gerking  (21 May 1849-27 Sep 1889)
   |  |  +--Solomon Myers  (22 Jan 1786-5 May 1861)
   |  +--Nancy Ann Myers  (11 Apr 1818-9 Jun 1910)
   |     |  +--David Stewart 
   |     +--Mary (Polly) Stewart  (8 Nov 1786-12 Jun 1865)
   |        +--Henrietta George 
+--Roy Albert Allen  (13 Oct 1892-16 Feb 1982)
|  |  +-- Allen 
|  +--Lena Magdelena Allen  (1 Mar 1857-13 Dec 1947)
Frances Aileen Allen