+--John Crane 
Jerry Crane 
|  +--Ralph Chilton  (27 Aug 1906-25 Jan 1963)
+--Roberta E Chilton 
   |           +--John Andrew Gerking  (27 Aug 1764-1815/1817)
   |        +--John Andrew Gerking  (14 Apr 1798-18 Aug 1879)
   |        |  |  +--William Rice 
   |        |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
   |     +--Robert Gerkin  (14 Sep 1842-26 Feb 1911)
   |     |  +--Mary (Polly) Phillips  (Sep 1801-5 Jan 1855)
   |  +--William Thomas Gerkin  (2 Nov 1866-12 Oct 1945)
   |  |  |  +--Alfred G Talbott  (14 Mar 1814-19 Sep 1900)
   |  |  +--Mary Eliza Talbott  (7 Jul 1844-17 May 1928)
   |  |     +--Mary Jane Felknor  (1 May 1823-ABT 1867)
   +--Bessie Ellen Gerkin  (22 Apr 1905-1967)
      +--Katherine Bowden  (7 Sep 1868-7 Apr 1946)