- Jābir ibn Ḥayyān1
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- Kanz al-daqāʼiq (Nasafī, ʻAbd Allāh ibn Aḥmad)1
- Karaite manuscripts1
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- Kirchmair, Georg, 1481-15541
- Lafões, Pedro Henrique de Bragança, Duque de, 1718-17611
- Land titles--Registration and transfer1
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- Lefèvre d'Étaples, Jacques, -15361
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