William J. Robertson - Pedigree | FamilyCentral
 25 Dec 1820 - 5 Feb 1891
 3 Apr 1831 - 2 Jul 1920
 12 Jul 1800 - 15 Jun 1859
 2 Nov 1803 - 27 Aug 1867
 27 Jan 1778 - 12 Apr 1828
 11 Jan 1770 - 8 Sep 1854
 Abt 1737 -
 Abt 1752 -
 1728 - 12 Aug 1810
 1739 - 6 Oct 1816