1. Columbia University Rare Book & Manuscript Library, MS Or 25 Title: De sphaericis Author: Theodosius of Bithynia Place: India Date: between 1850 and 1899?
2. Columbia University Rare Book & Manuscript Library, MS Or 20 Title: Taṣrīḥ fī sharḥ Tashrīḥ al-aflāk Author: Imām al-Dīn ibn Luṭf Allāh Lāhūrī Place: India Date: 1800?-1899?