Taḥrīr Uṣūl al-handasah wa-al-ḥisāb. تحرير اصول الهندسة والحساب

Kislak Center for Special Collections, Rare Books and Manuscripts, LJS 286. 1485. 15th-century manuscript of 13th-century Arabic commentary on Euclid's Elements, with numerous diagrams in and marginal annotations around the text and additional commentary on leaves following the text. Penn Libraries Catalog: go to Franklin