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Family: III Baldwin / Mathilde Von Sachsen (F437)
m. 951Arnold I the Old (890-965) 
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| Herman Billung ( -973)
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I Bernhard ( -1011)  |
| III Baldwin (935-962)
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Mathilde Von Sachsen (930-1008)
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| Jean De Conteville (964-1012) |
| Arnold II the Young - ( -988) |