+--John Andrew Gerking  (27 Aug 1764-1815/1817)
   +--James Gerkin  (26 Apr 1802-1867)
   |  |  +--William Rice 
   |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
+--William R Gerkin  (Jul 1853-BEF 1910)
|  +--Mary Jane Pullem-Kline-Blaine  (ABT 1822/1825-)
Ralph E Gerkin  (Dec 1897-)
|  +--Ralph Martindale  (ABT 1813-)
+--Lydia M Martindale  (Feb 1852-)
   +--Delilah Devers  (ABT 1813-)