Richard Masters Williamson - Pedigree | FamilyCentral
 21 Dec 1842 - 6 May 1911
 4 Jul 1804 - 12 Jan 1868
 8 Jul 1806 - 11 May 1848
 Abt 1779 - 16 May 1819
 Abt 1779 - 27 Jun 1850