John August Marienau - Pedigree | FamilyCentral
 4 May 1861 - 15 Jul 1942
 9 Sep 1829 - 1 Mar 1881
 22 Feb 1828 - 24 Mar 1906
 21 Sep 1805 -
 24 Dec 1782 - Aft 1819
 27 Jul 1794 -
Anna Margretta Osterbuhr
 md. 15 Mar 1890
  Children