Familie: George Ludvig Gronemann / Andrea Petrea Rose (F240)
Christian Friderich Gronemann (1773-1857) |
Johanne Maria Ortmann (1781-1860) 
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| George Ludvig Gronemann (1823-1905)
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| Andrea Petrea Rose (1826-1915) |
| Thomas Christian Gronemann (1860-1940) |