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1822 |
April 29, 1822
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Riga, Latvia
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1845 |
April 22, 1845
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Roseneck, Latvia
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1847 |
April 23, 1847
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Roseneck, Lettland (Latvia)
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1849 |
January 17, 1849
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Roseneck
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1849
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Roseneck, Latvia
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1865 |
February 6, 1865
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Schloss Helmet
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1868 |
May 6, 1868
Age 46
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Tartu, Tartumaa
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