Maria Dorothea Steinborn
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| Johann Gottlob Koschuetzke | |
| B: | 1834 |
| Potsdam, Brandenburg, Germany | |
| Johanne Pauline Gebauer | |
| B: | 16 Jan 1838 |
| Kuschten, Posen, Preussen, Germany | |
| D: | 19 Nov 1914 |
| Rogsen, Meseritz, Posen, Preussen | |