+--William Buchanan  (11 Dec 1810-12 May 1866)
John Henry Buchanan  (4 May 1842-12 Mar 1891)
|        +--Johann Frederick Beck  (ABT 1720-ABT May 1800)
|     +--John Martin Beck  (17 Aug 1740-12 Sep 1819)
|     |  +--Anna Elizabeth Braumin  (-AFT 1810)
|  +--Henry Beck  (5 Apr 1777-20 Apr 1865)
|  |  +--Maria Cathrina Gibler  (25 Dec 1742-24 Dec 1826)
+--Eliza A Beck  (18 Feb 1822-1 Sep 1890)
   +--Sarah Sally Jean  (1787-17 Dec 1826)