George J. Duncan - Pedigree | FamilyCentral
 Aug 1883 -
 16 Mar 1855 -
 1828 - Abt 1872
 15 Feb 1834 - 27 Sep 1921
 8 Jul 1801 - 24 Aug 1856
 Jan 1803 - 4 Jul 1840
 22 Aug 1774 - 30 Jan 1858
Family Group
 Abt 1773 - Bef 1820
 Abt 1776 - 19 Aug 1839