141. University of Pennsylvania, Oversize LJS 478 Title: Kitāb fī istīʻāb al-wujūh al-mumkinah fī ṣanʻat al-asṭurlāb Author: Al-Biruni Date: A.H. 625 (1228)
142. University of Pennsylvania, Oversize LJS 47 Title: De institutione musica Author: Boethius Place: France Date: 1490
143. University of Pennsylvania, Oversize LJS 481 Title: Ḥaṭṭ al-niqāb ʻan wujūh aʻmāl al-ḥisāb Author: Aḥmad ibn Ḥusayn Ibn al Qunfudh Place: Morocco Date: [between 14--? and 16--?]
144. University of Pennsylvania, Oversize LJS 482 Title: Commentary on De generatione et corruptione Author: Albertus Magnus Place: Toulouse Date: [between 1275 and 1299]
145. University of Pennsylvania, LJS 483 Title: Commentary on Aristotle's Physics Place: Ingolstadt Date: [circa 1480]
146. University of Pennsylvania, LJS 484 Title: Mulomedicina Author: Vegetius Place: Ferrara Date: [between 1450 and 1475]
147. University of Pennsylvania, Oversize LJS 486 Title: Kitāb Alghāz fī al-lughah al-ʻArabīyah Place: Egypt Date: A.H. 720 (1320)
148. University of Pennsylvania, LJS 487 Title: Treatises on astronomical instruments Place: France Date: [between 1500 and 1599]
149. University of Pennsylvania, LJS 488 Title: Summa de arithmetica, geometria, proportioni et proportionalità Author: Luca Pacioli Place: Venice Date: [after 1494]
150. University of Pennsylvania, Oversize LJS 48 Title: Instrumenta feudorum castri Sone : cum privilegio comitatus in personam Don Ioannis et fratrum ac descendentium de Faelis. Place: Verona Date: 1504-1530.