+--Louis Stuivenga 
   +--John Harry Stuivenga  (11 Jul 1899-16 Dec 1985)
   |  +--Katherine Koopmans 
+--Larry Dean Stuivenga 
|  |           +--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)
|  |     +--Solomon Myers (Sol) Gerking  (31 Aug 1838-21 Jan 1880)
|  |     |  |  +--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 
|  |  +--Jonathan Gilbert Gerking  (30 Nov 1861-7 Jul 1938)
|  |  |  +--Sarah F Gilbert  (18 May 1842-24 Nov 1895)
|  +--Mildred Viola Gerking  (2 Nov 1898-14 Jan 1971)
|     |  +--William Aldridge 
|     +--Cora Belle Aldridge  (26 Aug 1879-1 Sep 1969)
|        +--Mary M Smith 
Child Stuivenga 
|  +--Otto Blum 
+--Shirley Blum 
   +--Merle Alene Sparks