1. Columbia University Rare Book & Manuscript Library, MS Or 30 - FOLIO/FLAT DS ID: DS6485 Title: Elements Author: Euclid Place: Iran Date: 1348.
2. Columbia University Rare Book & Manuscript Library, MS Or 33 DS ID: DS6487 Title: Khulāṣat al-ḥisāb Author: Bahāʾ al-dīn al-ʿĀmilī Place: Iran Date: between 1650 and 1843?