| | Frantisek ( Frank ) Wencil Nachtigal Sr. 1851–1935 Josefa ( Josephine ) Machovec 1859–1926 | | | | Vaclav ( Wencil ) Nachtigal 1816–1861 Kristina Christine Broz 1822–1853 | | | | | Frantisek Benes of Trojany #4 – Marie Patejdl of Mlac #7 – | | |
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| | | Josef ( Joseph ) Machovec 1823–1892 Anna Slach (born Bucek) 1828–1880 | | | | Frantisek Machovec of Potvorov #3 – Barbora Hokr of Potvorov #41 – | | | | | Tomas Hokr of Potvorov #3 – | | |
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| | | Jakub Slach of Potvorov #50 – Eva Bucek? or Bockova? of Potvorov – |
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