1. Princeton University, Islamic Manuscripts Garrett no. 308Y DS ID: DS26646 Title: Risālah ilá al-Bīrūnī ; Kitāb al-Mubāḥathāt ... [etc. Date: 1279
2. Princeton University, Islamic Manuscripts Garrett no. 502H DS ID: DS2387 Title: Madkhal Kūshyār wa-Risālah fī al-ḥisāb Date: between 1263 and 1580