John Robert Heckendorn - Pedigree | FamilyCentral
 21 May 1884 - 13 Jan 1951
 1 May 1854 -
 Abt 1858 -
 Abt 1830 -
 Abt 1804 -
 Abt 1810 -
 23 Dec 1773 -
 Abt 1775 -
Family Group
  Children
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