Matilda Knopp
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- 1 Matilda Knopp [1]
- Frank Wittenbrook
- 2 Lillian M. Wittenbrook [1.1] b. 4 Nov 1888 d. 15 Sep 1966
- Oscar Martin Claus b. 23 Apr 1892 d. 24 Jul 1973
- 3 Gladys Louise Claus [1.1.1] b. 4 Jul 1919 d. 1 Jun 2004
- 3 Gladys Louise Claus [1.1.1]
- 2 Lillian M. Wittenbrook [1.1]