Helen A. Koopmann
1872 - 1944 (72 years)(
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- 1 Helen A. Koopmann [1] b. 2 Jun 1872 d. 10 Jun 1944
- + William Wissmann b. 0Jun 1875 d. 1908
- + Peter Albert Aspenleiter b. 27 Feb 1876 d. 27 Oct 1944
- + William Wissmann b. 0Jun 1875 d. 1908