| | Johann Peter Merkel 1837– | | | | Heinrich Merkel 1807–1881 | | | | | | | | Johann Nicolaus Duy 1750–1810 Anna Margaretha Weihrich 1751–1820 | | |
|
|
| | | Johannes Daniel Lutz 1784–1821 Christina Neils 1787–1848 | | |
|
|
| | | Heinrich Ludwig Lang 1812–1874 Maria Ottilia Ulm 1802–1876 | | | | Johann Jacob Philipp Lang 1776–1851 | | |
| | | Johann Nicholas Ulm 1769–1850 Maria Elisabeth (Margaret?) Kuhlman 1767–1840 |
|
|
|
|