- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥ̣āshiyah ʻalá Lawāmiʻ al-asrār1
- Jāmiʻ al-ṣaghīr (Suyūṭī)2
- Jāmiʻ al-ṣaḥīḥ (Bukhārī, Muḥammad ibn Ismāʻīl)4
- Jāmiʻ al-ṣaḥīḥ (Muslim ibn al-Ḥajjāj al-Qushayrī)1
- Kashshāf (Zamakhsharī, Maḥmūd ibn ʻUmar)1
- Khansāʼ, -approximately 645. Dīwān1
- Kings and rulers--Religious aspects1
- Kitāb (Sībawayh, ʻAmr ibn ʻUthmān)1
- Kāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)3
- Kāshgharī, Sadīd al-Dīn, active 13th century? Munyat al-muṣallī wa-ghunyat al-mubtadiʼ1
- Language and languages--Philosophy5
- Leather doublures13
- Letter writing, Turkish1
- Logic11
- Longevity--Religious aspects1
- Mahdi1
- Malikites3
- Mamelukes1
- Manicules2
- Manuscript waste1