| | Theodor Schaack 1890–1922 | | | | Johannes Reinhard Schaack 1863–1947 Lucia Katharina Börner 1861–1929 | | |
| | | Heinrich Riefner 1857–1934 Margaretha Elisabetha „Bette“ Adam 1862–1923 | | | | | Susanna Scholastika Hornung 1827–1910 | | | | | Andreas Hornung 1795–1861 Gertrud Kunzmann 1799–1859 | | |
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