Family: Sievert, Wilhelm C. / Bierbaum, Emma Magdalena (F1958)
m. 25 Apr 1895Bierbaum, Heinrich Hermann (1848-1930) 
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Edler, Henriette Wilhelmina Friedericke (1849-1927)
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Bierbaum, Anna Louise (1868- )  |
| Bierbaum, Wilhelmine Christine (1870- ) |
| Bierbaum, Julius Heinrich (1877- ) |
| Bierbaum, Martha Wilhelmine (1881-1950) |
| Bierbaum, Heinrich Wilhelm (1883- ) |
| Bierbaum, Friedrich Hermann (1885- ) |
| Bierbaum, Ernst Heinrich (1889-1972) |
| Bierbaum, Minna C. (1895- ) |
| Bierbaum, Emma Magdalena (1875- )
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