+--John Andrew Gerking  (27 Aug 1764-1815/1817)
      +--Samuel Gerkin  (ABT 1810-1855)
      |  |  +--William Rice 
      |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
   +--Joseph F Gerkin  (Feb 1837-26 Jul 1901)
   |  +--Anna Williams  (ABT 1815-1841)
+--Charles H Gerkin  (May 1871-BEF 1975)
|  +--Mary Ellen Dowell  (Sep 1841-11 Jan 1909)
Herschel T Gerking  (25 Oct 1912-Nov 1983)
+--Emily R   (ABT 1881-)
   +--Mary B   (ABT 1827-)