Abstract: Treatise on horses and horse-racing written in Cairo, 729/1329 for the library of the Mamlūk Sulṭān al-Nāṣir (684-741/1285-1341). The author was one of the secretaries of the court.Title from title page (fol. 1a, muḥaqqaq in gold outlined in black ; blue and red for vocalization and diacritical signs ; statement of responsibility in naskh).Ms. codex.Physical description: 6 lines per page. Written in muḥaqqaq in black ink ; the text is vocalized. Entries in gold outlined in black with red and blue for vocalization and diacritical signs. Circle in gold outlined in black for text-stops.Origin: According to colophon, copied by its author, al-Ḥusayn ibn Muḥammad al-Ḥusaynī, Kātib al-daraj al-sharīf, 6 Ramaḍān 729 July 4, 1329 (fol. 18a). The copy was made for the Khizānah of al-Nāṣir (title page, fol. 1a).Incipit: بسم الله الرحمن الرحيم وصلى الله على سيدنا محمد الحمد لله الذي جعل الخبر بنواصع الخيل معقودا ...4ب ... اما بعد فان الله تعالى منح مولانا السلطان 5أ المالك الملك الناصر عظيم المااثر وفخيم المفاخرExplicit: ان اطالت القول فهى مقرة او اسهبت فهي موجزة امين امين امين الحمد لله وحده وصلوته على سيدنا محمد واله وصحبه وسلامه حسبنا الله ونعم الوكيل
