John Wallace Duncan - Pedigree | FamilyCentral
 13 Mar 1885 - 31 May 1956
 7 Jan 1861 - 5 Jan 1949
 13 Sep 1863 - 24 Feb 1921
 24 Apr 1805 - 23 Dec 1895
 10 Jul 1843 - 11 Nov 1927
 11 Jun 1771 - 21 Apr 1830
 2 Jan 1774 -
 13 Feb 1820 - 27 May 1902
 5 Oct 1824 - 24 Jul 1907
 3 Dec 1747 -
 Abt 1749 -
 Abt 1748 -
 Abt 1752 -
 Abt 1794 -
 Abt 1798 -
 Abt 1798 -