49. Kalimāt ʻarabīyah ʻalá tartīb ḥurūf al-tahajjī. Creator: Akhtarī, Muṣṭafá ibn Aḥmad, -1560 or 1561 Date: A.H. 956 (1549) Language: Arabic Geographic region: Turkey Extent: 17 long lines with additions in the margins added at angles.
50. Kanz al-daqāʼiq. Creator: Nasafī, ʻAbd Allāh ibn Aḥmad, -1310 Date: A.H. 1015 (1607) Language: Arabic Extent: 11 long lines; border-ruled and frame ruled with misṭarah.
51. Kharīdat al-ʻajāʼib wa farīḍat al-gharāʼib. Creator: Ibn al-Wardī, Sirāj al-Dīn Abū Ḥafṣ ʻUmar, -1457 Date: between 1450 and 1550? Language: Arabic Extent: Written in 15 long lines (f. 1r-79v) and 17 long lines (f. 80r-267v).
52. Kitāb Alghāz fī al-lughah al-ʻArabīyah. Date: A.H. 720 (1320) Language: Arabic Geographic region: Egypt Extent: Written in up to 29 long lines. Catchwords on each leaf, lower left verso.
53. Kitāb Badīʻ al-inshāʼ wa-al-ṣifāt fī al-mukātabāt wa-al-murāsalāt. Creator: Karmī, Marʻī ibn Yūsuf, -1623 or 1624 Date: between 1750 and 1850? Language: Arabic Extent: Written in 21 long lines.
54. Kitāb Bulghat al-ḥāfiẓ wa-balāghat al-lāfiẓ. Creator: Qanawī, Muḥammad ibn ʻAbd al-Karīm, -after 1736 or 1737Ḥasan al-Baṣrī, 641 or 642-728 or 729Qanawī, Muḥammad ibn ʻAbd al-Karīm, -after 1736 or 1737Ḥasan al-Baṣrī, 641 or 642-728 or 729 Date: between 1700 and 1850? Language: Arabic Extent: First work written in 22 long lines; second work written in 33 long, closely written lines copied at an angle across the page.
55. Kitāb Mīzān al-ḥikmah. Creator: Khāzinī, ʻAbd al-Raḥmān, active 1121 Date: 1250?-1350? Language: Arabic Extent: Written in 15 long lines.
56. Kitāb Qiṣṣat Sayyidinā Yūsuf. Date: 17--? Language: Arabic Extent: Written in 15 long lines in black and red ink, with marginalia. Catchwords at the end of every leaf.
57. Kitāb Rawḍ al-rayāḥīn fī ḥikāyāt al-ṣāliḥīn Creator: Yāfiʻī, ʻAbd Allāh ibn Asʻad, -1367 Language: Arabic Geographic region: A.H. 804 (1402) Extent: Written in 33 lines per page in black and red ink, with poetry in two columns (35-45 mm. in width) and marginalia.
58. Kitāb al-Adwār fī al-mūsīqá. Creator: Urmawī, ʻAbd al-Muʼmin ibn Yūsuf, approximately 1216-1294 Date: A.H. 1103 (1692) Language: Arabic Geographic region: Mawṣil Extent: Written in 23 long lines; ruled in lead.
59. Kitāb al-Adwār fī al-mūsīqá. Creator: Urmawī, ʻAbd al-Muʼmin ibn Yūsuf, approximately 1216-1294 Date: between 1500 and 1599? Language: Arabic Extent: Written in 28 long lines, with some diagrams arranged in 2 columns (for example, p. 9-12).
60. Kitāb al-Istīʻāb fī asmāʼ al-madhkūrīn fī al-riwāyāt wa-sāʼir al-āthār wa-al-muṣannafāt mimman ṣaḥaba al-Nabī. Creator: Ibn ʻAbd al-Barr, Yūsuf ibn ʻAbd Allāh, 978 or 979-1071 Date: A.H. 1085 (1674) Language: Arabic Geographic region: North Africa? Extent: 25 long lines; frame-ruled.