11. Princeton University, Islamic Manuscripts Garrett no. 235Y DS ID: DS16293 Title: Astronomical text Author: Ismāʻīl ibn Muḥammad al-ʻAjlūnī Date: 1700-1799
12. Columbia University Rare Book & Manuscript Library, MS X893 T522 DS ID: DS18480 Title: Astronomical text Author: Ptolemy Place: Istanbul Date: 1793.