+--Dan Sylvester 
+--Jack Les Sylvester 
|  +--Lorene Cantrell 
Jack Tad Sylvester 
|     +--John Heinrich 
|  +--Roy Heinrich  (10 Feb 1910-13 Jul 1970)
|  |  +--Kate Geiblehouse 
+--Pamela Lou Heinrich 
   |           +--John Andrew Gerking  (27 Aug 1764-1815/1817)
   |        +--Jonathan Rice Gerking  (17 Dec 1812-12 Jul 1882)
   |        |  |  +--William Rice 
   |        |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
   |     +--Samuel Isaiah Gerking  (24 Nov 1844-22 Apr 1929)
   |     |  |  +--Solomon Myers  (22 Jan 1786-5 May 1861)
   |     |  +--Nancy Ann Myers  (11 Apr 1818-9 Jun 1910)
   |     |     |  +--David Stewart 
   |     |     +--Mary (Polly) Stewart  (8 Nov 1786-12 Jun 1865)
   |     |        +--Henrietta George 
   |  +--Francis Samuel Rice Gerking  (16 Apr 1887-5 Apr 1962)
   |  |  |  +--James Smith  (4 Aug 1828-17 Nov 1914)
   |  |  +--Martha Ann Smith  (8 Apr 1866-25 May 1937)
   |  |     +--Rebecca Jane Mathew  (2 Nov 1835-5 Mar 1875)
   +--Lucille Bernice Gerking 
      +--Louella Blanche Spence  (28 Jan 1890-22 Jul 1952)