1. IO Islamic 923/2 Reference (shelfmark): IO Islamic 923/2 Title: Taḥrīr kitāb al-masākin li-Thāwudhūsiyūs [iṣlāḥ] ... qusṭā ibn lūqā Scope & Content: Author: Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad, 1201-1274 VIAF ID: 12392936 Subject: Mathematics, Arab--Early works to 1800 Collection Area: Oriental Manuscripts Languages: Arabic Date Range: 18th century Extent: 1 item