+--Elmore Viola 
+--Raymond Charles Viola 
|  |  +--Raymond C Devose  (27 May 1894-Dec 1978)
|  +--Dorothy Ruth Devose 
|     |     +--John Calvin York  (Dec 1844-)
|     |  +--John Calvin York  (Apr 1876-)
|     |  |  +--Martha   (ABT 1843-)
|     +--Alberta Florence (Jessie) York  (4 Nov 1899-15 Jul 1998)
|        |        +--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 
|        +--Ada Florence Gerking  (26 Jan 1877/1876-)
|           +--Marcia Eleanor Blair  (30 Jun 1858-28 Feb 1914)
Romina Marie Viola 
+--Anna Sanchez