1. University of Pennsylvania, LJS 37 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)
2. University of Pennsylvania, LJS 460 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)
3. University of Pennsylvania, Oversize LJS 486 Title: Kitāb Alghāz fī al-lughah al-ʻArabīyah Place: Egypt Date: A.H. 720 (1320)