Heinrich Heckmann Heckman
1869 - 1941 (72 years)(
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- 1 Heinrich Heckmann Heckman [1] b. 14 Mar 1869 d. 30 Aug 1941
- Bertha Nist b. 25 Jan 1875
- 2 Ralph Heckman [1.1]
- 2 Ralph Heckman [1.1]