| | Heinrich Johann Karl Leonhard 1866–1917 | | | | Christian Carl Heinrich Leonhard 1819–1894 Johanna Sophia Maria Ehlers 1822–1892 | | | | Johann Joachim Leonhard 1791–… Catharina Maria Meusch 1795–1879 | | |
| | | Johann Christoph Ehlers 1760–1831 Catharina Dorothea Schulz 1773–1831 | | |
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