+--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)
Rossin Howard Gerkin  (27 Nov 1879-7 Jun 1944)
+--Mary Ellen Dowell  (Sep 1841-11 Jan 1909)