Isaac Judeus, Dietae universales. The Latin translation by Constantinus Africanus (c. 1020-1098/9) of the first part of the treatise on simple drugs and diet (Kitāb al-adwiya al-mufrada wa-l-aghdiya) composed in Arabic by Abū Ya'qūb Ishāq ibn Sulaymān al-Isrā’īlī (fl. c. 855-932), known to the W...
