+--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)
+--John Ernst Lutherwick Gerking  (22 Jun 1837-17 Mar 1908)
|  |  +--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 
Florence Jane (Jennie) Gerking  (6 Oct 1860-26 Oct 1931)
|     +--William Wilks  (1769-)
|  +--Samuel Wilks  (22 Feb 1804-17 Jan 1877)
|  |  +--Nancy Anne Adams  (1768-1846)
+--Hester Ann Wilks  (1839/1840-3 Jun 1867)
   |  +--John Pigg 
   +--Sarah Pigg  (1816-5 Nov 1883)