1. Columbia University Rare Book & Manuscript Library, MS Or 45 Title: On astronomy, geometry, and arithmetic Date: 12--?-13--?
2. Columbia University Rare Book & Manuscript Library, MS Or 330 - FOLIO Title: Qurʼan Date: 12--? -13--?
4. Columbia University Rare Book & Manuscript Library, X8937 Is1 Title: Radd ʻalá Abī Bakr al-Khaṭīb al-Baghdādī Author: Al-Mu'azzam Isa Date: 1226.