William Joseph Holthaus - Pedigree | FamilyCentral
 11 Jul 1892 - 17 Sep 1969
 10 Dec 1861 - 2 Mar 1920
 27 Jul 1867 - 2 Oct 1950
 14 Mar 1841 - 1 Feb 1921
 Abt 1844 - 16 Apr 1880
 2 Nov 1804 - 28 Dec 1852
  - 1 Sep 1881
 Jun 1762 - 11 Jun 1818
 Abt 1769 - 2 May 1835
  - 28 Aug 1841
 Abt 1768 -