1. IO Islamic 1039 Reference (shelfmark): IO Islamic 1039 Title: Anonymous treatise on mathematics and Miftāḥ al-ḥisāb مفتاح الحساب Kāshī, Jamshīd ibn Masʿūd كاشي، جمشيد بن مسعود Scope & Content: (1) Anonymous, Untitled treatise on mathematics (ff. 2v-14v); (2) Jamshīd al-Kāshī (جمشيد الكاشي), Miftāḥ al-ḥisāb (مفتاح الحساب; ff. 15v-122r). Collection Area: Oriental Manuscripts Languages: Arabic, Farsi, and Persian Date Range: 1041 Extent: Codex; ff. ix+123+ix
