| | | | | | | | | | Otto Kurt Hempel 1912–2004 Johanna Frida Gertrud Schneider 1912–1995 | | | | Oskar Richard Hempel 1876–1959 Emma Auguste Ida Köhler 1879–1936 | | | | Wilhelm Moritz Hempel 1854–1931 Amalie Marie Lina Willmuth 1851–1890 | | |
| | | Gottfried Köhler 1835–1892 Rosina Schröter 1835–1903 | | |
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