Family: Ludwig Mertz / Katharina Kreb (F28604)
m. 9 Dec 1867Sebastian Mertz (1809- ) 
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Margaretha Hoff (1808- )
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Franziska Mertz (1843-1921)  |
| Friedrich Mertz (1847- ) |
| Johannes Jakob Kreb (1817- )
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| Elisabetha Glinsböckel (1820-1897)
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| Margaretha Kreb (1843- ) |
| Jakob Kreb (1844- ) |
| Maria Anna Kreb (1848-1849) |
| Johannes Kreb (1856-1860) |
| Ludwig Kreb (1858- ) |
| Magdalena Kreb (1862-1946) |
| Ludwig Mertz (1841- )
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| Katharina Kreb (1846- )
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| Ludwig Mertz (1868- ) |
| Maria Anna Amalia Mertz (1870- ) |