Hans Krebs - Pedigree | FamilyCentral
 8 Apr 1885 - 26 Sep 1886
 8 Apr 1842 - 13 Jan 1909
  - 22 Dec 1902
 7 Sep 1806 - 19 Mar 1853
 7 Aug 1811 -
 5 Mar 1786 - 8 Aug 1849
  - 19 Jun 1845
  - 23 Jan 1805
 1756 - 31 Jan 1813