21. Columbia University Rare Book & Manuscript Library, MS Or 47 Title: Risālah bar usṭurlāb Place: Iran Date: 1650-1800
22. Columbia University Rare Book & Manuscript Library, MS Or 48 Title: Treatise on astrolabes Place: Iran Date: 1817.
23. Columbia University Rare Book & Manuscript Library, MS Or 66 Title: Majmūʻah Place: Isfahan Date: 1775.
24. Columbia University Rare Book & Manuscript Library, MS Or 39 Title: Kitāb-i Surkhāb dar ʻilm-i raml Author: Surkhāb Date: 1528.
25. Columbia University Rare Book & Manuscript Library, MS Or 41 Title: Sabʻ samavāt li-sirr-i samāʼī Author: Fatḥ Allāh ibn Shaykh Muṣṭafá ibn Shaykh ʻAbd al-Shakūr Fārūqī Isḥāqī Place: India Date: between 1603 and 1699.
26. Columbia University Rare Book & Manuscript Library, MS Or 54 Title: Līlāvatī Author: Bhāskara II Place: India Date: 1675.
27. Columbia University Rare Book & Manuscript Library, MS Or 60 Title: Baḥr al-ʻUyūn Place: India Date: 18--?
28. Columbia University Rare Book & Manuscript Library, MS Or 69 Title: Mas̲navī Author: Rumi Place: Iran Date: 1495.
30. Columbia University Rare Book & Manuscript Library, MS Or 272 Title: Laylī va Majnūn Author: Maktabi Shirazi Place: Iran Date: 1820 or 1821.