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Stanisław Siemowit of Masovia — latest news, discussion & facts — IJR
Stanisław Siemowit of Masovia
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Stanisław Siemowit of Masovia
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About Stanisław Siemowit of Masovia
Born
1400
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Siemowit III, Duke of Masovia
father
Anna von Münsterberg
mother
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Siemowit III, Duke of Masovia
Anna von Münsterberg