Blandine Barbara Aker
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- 1 Blandine Barbara Aker [1]
- Michael Frech
- 2 Sabine Friederike Frech [1.1] b. 1 Mar 1781
- Johann David Bartenbach b. 8 Sep 1790 d. 20 Apr 1835
- 3 Gottlieb Friedrich Bartenbach [1.1.1] b. 16 Jan 1818
- 3 Gottlieb Friedrich Bartenbach [1.1.1]
- 2 Sabine Friederike Frech [1.1]