1. Columbia University Rare Book & Manuscript Library, MS Or 344 DS ID: DS6628 Title: Rubaiyat Author: Omar Khayyám Place: Isfahan Date: 1688.
2. Princeton University, Islamic Manuscripts Garrett no. 2031Y DS ID: DS12800 Title: Rubaiyat Author: Omar Khayyám Date: 1914
3. Princeton University, Islamic Manuscripts Garrett no. 60G-61G DS ID: DS13461 Title: Rubaiyat Author: Omar Khayyám Place: Baghdad Date: 1462?-1464?