Frank John Helfrich
1921 - 2002 (81 years)(
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- 1 Frank John Helfrich [1] b. 6 May 1921 d. 25 Jul 2002
- Magdalena Kuntz b. 31 Dec 1923 d. 3 Oct 1998
- 2 Kenneth F. Helfrich [1.1] b. 9 Jul 1951 d. 7 Jun 1956
- 2 Kenneth F. Helfrich [1.1]