Caroline Luedtke
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| Gustav Heinrich Kielhorn | |
| B: | 25 Mar 1880 |
| Seigenau, Kolmar, Posen, Prussia | |
| D: | 18 May 1948 |
| Bergerhof, Radevorwald | |
| Berta Auguste Krueger | |
| B: | 19 Jan 1887 |
| Curland, Linne | |
| D: | 18 Apr 1947 |
| Bergerhof, Linne | |