Oscar Christian Oncken
1887 - 1956 (68 years)(
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- 1 Oscar Christian Oncken [1] b. 6 Feb 1887 d. 1 Feb 1956
- + Paulina Mees b. 17 May 1899 d. 20 Jun 1975
- + Paulina Mees b. 17 May 1899 d. 20 Jun 1975