| | Brigitte Marianne Ilse Keck – | | |
Dora Eva Hannelore Keck – | | |
| | Max Walter Keck 1915–1982 | | | | Ernst William Köhler 1881–1948 Emma Elise Ludewig 1883–1951 | | | | Richard Hermann Köhler 1856–1898 Olga Eugenie Beyer 1859–1904 | | | | Gottfried Köhler 1826–1876 Emma Ernestine Schumann 1829–1911 | | | | | Johann Michael Schumann –1855 | | |
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| | | Anna Sophie Hertzsch –1907 | | | | Johann Christian Beyer –1833 Johanna Christiane Dorothea Braunschweig – | | |
| | | Johann Friedrich Hertzsch 1818–1899 | | |
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| | | Friedrich Hermann Ludewig 1855–1936 Bertha Marie Otto 1854–1932 | | | | Amalie Wilhelmine Schlegel 1829– | | | | | Johann Gottfried Schlegel –1838 Christiane Juliane Thomas 1804– | | |
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| | | Adam Friedrich Otto 1805–1864 Christiana Friederike Wallas – | | | | Adam Friedrich Otto –1814 Anna Maria Otto 1778–1822 | | |
| | | Christiana Beata Voigt 1804– | | |
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