1. Princeton University, Islamic Manuscripts Garrett no. 502H DS ID: DS2387 Title: Madkhal Kūshyār wa-Risālah fī al-ḥisāb Date: between 1263 and 1580
3. Princeton University, 82.2 DS ID: DS3200 Title: Gradual Author: Catholic Church Date: between between 1200 and 1250