+--William Isaac Edwards  (2 Dec 1870-1 Jan 1963)
+--Robert Isaac Edwards  (2 Nov 1895-Sep 1974)
|  |        +--John Andrew Gerking  (27 Aug 1764-1815/1817)
|  |     +--John Andrew Gerking  (14 Apr 1798-18 Aug 1879)
|  |     |  |  +--William Rice 
|  |     |  +--Rachael Rice  (26 Feb 1774-ABT 1855)
|  |  +--Robert Gerkin  (14 Sep 1842-26 Feb 1911)
|  |  |  +--Mary (Polly) Phillips  (Sep 1801-5 Jan 1855)
|  +--Nancy Ann Gerkin  (28 Jun 1875-4 Sep 1940)
|     |  +--Alfred G Talbott  (14 Mar 1814-19 Sep 1900)
|     +--Mary Eliza Talbott  (7 Jul 1844-17 May 1928)
|        +--Mary Jane Felknor  (1 May 1823-ABT 1867)
Donald Edwards 
+--Irene Elizabeth Zimmerman  (ABT 1904-)