1. Columbia University Rare Book & Manuscript Library, MS Or 30 - FOLIO/FLAT Bookmark DS ID: DS6485 Title: Elements Author: Euclid Place: Iran Date: 1348.
2. Columbia University Rare Book & Manuscript Library, MS Or 64 Bookmark DS ID: DS6517 Title: Elements Author: Euclid Place: Iran Date: 1638.
3. Columbia University Rare Book & Manuscript Library, MS Or 310 Bookmark DS ID: DS6589 Title: Kitāb Talkhīṣ al-Miftāḥ Place: Iran Date: 1574-1577.