- Jārabardī, Aḥmad ibn al-ḥusayn, d. 1346. Sharḥ al-Shāfiyah1
- Kanz al-daqāʼiq (Nasafī, ʻAbd Allāh ibn Aḥmad)5
- Karaite law2
- Karaite manuscripts4
- Karaites1
- Karaites (Jewish law)2
- Karaites--Liturgy1
- Karaitic literature2
- Kavvanot (Cabala)1
- Khaṣṣāf, Aḥmad ibn ʻUmar, d. 874 or 5. Adab al-qāḍī2
- Kings and rulers13
- Kings and rulers--Heraldry1
- Kings and rulers--Religious aspects2
- Kirchmair, Georg, 1481-15541
- Knights of Malta2
- Kāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)14
- Lacquered bindings6
- Lafões, Pedro Henrique de Bragança, Duque de, 1718-17611
- Land grants1
- Land tenure7