Maria Katharina Lukas 1904– | | |
Georg Heinrich Lukas 1905–1906 | | |
| | Georg Heinrich Lukas 1906– | | |
Heinrich Wilhelm Lukas 1907–1907 | | |
Heinrich Peter Lukas 1908–1941 | | |
Georg Friedrich Lukas 1911– | | |
Wilhelm Heinrich Lukas 1912– | | |
Johann Heinrich Lukas 1913–1944 | | |
| | Georg Heinrich Lukas 1873–1922 Maria Katharina Wilhelmina Schäfer 1882–1966 | | |