+--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)
   +--David Samuel Gerking  (14 Sep 1851-13 feb or 16 Mar 1922)
   |  |  +--John Maple  (1768-ABT Aug 1820)
   |  +--Sarah Maple  (1 Mar 1810-21 Jul 1893)
   |     +--Sarah Haws-Hawes 
+--Albert James Gerking  (17 May 1880-26 Feb 1949)
|  +--Marcia Eleanor Blair  (30 Jun 1858-28 Feb 1914)
Helen Gerking  (23 Oct 1913-1965)
+--Lola Vale Deadmond  (26 Oct 1893-7 Mar 1982)