Kompakte Ahnentafel von Joanne Slapka
| Valentin Schlapka 1764–1823 | Matheus Nickel – | ||||||||||||
| Ignatius Slapka 1804–1859 |
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Josephe Nickel 1808–1858 | |||||||||||
| Helena Mayonkin 1767– | Francisca Libawski – | ||||||||||||