1. Columbia University Rare Book & Manuscript Library, MS Or 10 DS ID: DS6597 Title: Bīst dar maʻrifat-i usṭurlāb Author: Nasir al-Din al-Tusi Place: Iran Date: 1299.
2. Columbia University Rare Book & Manuscript Library, MS Or 45 DS ID: DS6601 Title: On astronomy, geometry, and arithmetic Date: 12--?-13--?