| Usarek, Anna | 1898 | Blumenthal | |
| Usarek, Anna | 1901 | Blumenthal | |
| Usarek, Christine | 1903 | Blumenthal | |
| Usarek, Franz | Plokarz | 1912 | Blumenthal |
| Usarek, Josef | 1907 | Blumenthal | |
| Usarek, Marie | 1899 | Blumenthal | |
| Usarek, Martha | 1908 | Blumenthal | |
| Usarek, Pelagia | 1905 | Blumenthal |