John B. Heckendorn - Pedigree | FamilyCentral
 8 Jun 1872 - 28 Dec 1937
 17 Apr 1848 - 12 Feb 1911
 28 Sep 1845 - 9 Jun 1917
 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
Emma Henika
 md. 2 Jun 1898
Family Group
  Children
    1.
Living