Friedrich Ketterling
1892 - 1959 (66 years)(
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- 1 Friedrich Ketterling [1] b. 24 May 1892 d. 12 May 1959
- + Christina Ruff b. 3 Nov 1892 d. 28 Oct 1984
- + Christina Ruff b. 3 Nov 1892 d. 28 Oct 1984