Son Heckendorn - Pedigree | FamilyCentral
 1893 - 1893
 Abt 1865 -
 5 Mar 1816 - 12 Oct 1888
 Abt 1821 - 13 Dec 1878
 10 Nov 1789 - 5 Jun 1865
 26 Apr 1793 - 26 Apr 1871
 20 Oct 1753 - 11 Feb 1830
 2 Jan 1758 - 8 Feb 1847