1. Princeton University, Islamic Manuscripts Garrett no. 4902Y DS ID: DS29903 Title: Risālah fī al-shiṭranj Date: 17--
2. University of Pennsylvania, LJS 495 DS ID: DS729 Title: Kharīdat al-ʻajāʼib wa farīḍat al-gharāʼib Author: Sirāj al-Dīn Abū Ḥafṣ ʻUmar Ibn al-Wardī Date: between 1450 and 1550?