| | Theodor Dietrich Merten 1880–1946 Margarethe Geyer 1878–1951 | | |
| | Martha Christine Zeng 1839–1921 Johann Adam Merten 1831–1908 | | |
| | Anna Marie Schmidt 1801–1853 Kaspar Heinrich Zeng 1811–1889 | | |
| | Anna Elisabeth Stier 1766–1838 Johann Christoph Schmidt 1766–1842 | | |
| | Martha Christine Engelhardt – |