Family: Franz Friederich Merck / Johanna Martha Philippina Lauckhard (F34447)
m. 8 Feb 1741Johannes Balthasar Lauckhard (1676-1735) 
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Anna Maria Rüdiger (1678- )
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| Johannes Andreas Lauckhard (1714- ) |
| Johannes Reichard Gangolf Lauckhard (1716-1724) |
| Philipp Baltasar Lauckhard (1718-1724) |
| Johannes Daniel Lauckhard (1720-1720) |
| Johannes Nikolaus Lauckhard (1721- ) |
| Karl Christian Eberhard Lauckhard (1723- ) |
| Franz Friederich Merck ( -1776) |
| Johanna Martha Philippina Lauckhard (1715-1787)
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Maria Charlotta Philippina Merck (1748-1791)  |