Biblioteca Apostolica Vaticana, Pal. lat. 291 (De rerum naturis)
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Bibliothèque Municipale de Valenciennes, MS 320 (Liber de natura rerum)
| Latin |
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Bibliothèque Nationale de France, lat. 16169 (De animalibus)
| Latin |
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British Library, Additional MS 11390 (Der Naturen Bloeme)
| Dutch |
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Historisches Archiv der Stadt Köln, W 258A (De animalibus)
| Latin
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Koninklijke Bibliotheek, KB, KA 16 (Der Naturen Bloeme)
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Lippische Landesbibliothek, Ms. 70 (Der Naturen Bloeme)
| Dutch |
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Trinity College Library (Cambridge), O.4.1 (De naturis rerum)
| Latin
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Trinity College Library (Cambridge), R.16.3 (De naturis rerum)
| Latin
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Trinity College Library (Cambridge), R.16.4 (De naturis rerum)
| Latin
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Württembergische Landesbibliothek, Cod.theol.et.phil.fol.45 (De universo)
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