| | Jacob ( Jake ) Mashek 1867–1930 Margarita ( Maggie ) Kawerska 1870– | | | | Barthel ( Batholomew ) Mashak ( Maszk : Masek ) 1817–1883 Katharina Sowin? Bowin? 1810– Magdalena ( Helena ) \\ married name Mashek 1835–1875 Emilie ( Amelia ) Burkhard 1833–1921 |
| | | Antonina \\ married name Kawerska – |
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