Ferinand Theodor Herman Trachmann 1871– | | | | Theodor Robert Ferdinand Trachmann 1832–1873 Adele Marie Elise Droz 1833–1909 | | | | Carl Ludwig Ferdinand Trachmann 1801–1876 |
| | | Johann Friederich Droz 1793– | | | | Johann Peter Droz 1707–1793 Henriette Elisabeth Neumann 1750–1814 |
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