+--John Andrew Gerking  (27 Aug 1764-1815/1817)
      +--David Peter Gerking  (25 Feb 1799/1800-7 Apr 1860)
      |  |  +--William Rice 
      |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
   +--Peter Maple Gerking  (15 Aug 1828-16 Mar 1908)
   |  |  +--John Maple  (1768-ABT Aug 1820)
   |  +--Sarah Maple  (1 Mar 1810-21 Jul 1893)
   |     +--Sarah Haws-Hawes 
+--David Bascom Gerking  (25 Mar 1854-17 Sep 1940)
|  |        +--Stephen Gose 
|  |     +--Christopher Gose 
|  |     |  +--Catherine Spracher 
|  |  +--William M Gose  (26 Jun 1798-5 Jun 1865)
|  |  |  +--Mary Elizabeth Litz 
|  +--Sarah Ann Gose  (16 Mar 1828-12 Dec 1896)
|     |  +--Martin Jesse Knifong  (1774-1841)
|     +--Martha M Knifong  (13 Nov 1801-16 Feb 1887)
|        +--Eva Wolf  (1778-)
Alta Winifred Gerking  (29 Mar 1877-25 Jun 1927)
|  +--Henry Alvord Allen 
+--Mary Emma (Mamie) Allen  (3 May 1857-12 Dec 1904)
   +--Melvina Mary   (ABT 1829-)