1. University of Pennsylvania, LJS 191 Title: Commentary on the Ephemerides of Regiomontanus Author: Bartholomäus Mariensüss Date: 1496
2. University of Pennsylvania, Oversize LJS 211 Title: Roger Bigod deed Author: Roger Bigod, 2nd Earl of Norfolk Date: ca. 1201-1205.
3. University of Pennsylvania, Oversize LJS 189 Author: Zayn al-Din Gorgani Place: Persia Date: [between 1300 and 1399?]
4. University of Pennsylvania, Oversize LJS 177 Title: Paludi Pontine Place: Italy Date: [1586-1760?]
5. University of Pennsylvania, LJS 188 Title: Ynstruction of the ephimeredes Author: Johannes Schöner Date: 1540
6. University of Pennsylvania, LJS 195 Title: Medical miscellany Place: Germany Date: [between 1450 and 1499]
7. University of Pennsylvania, Oversize LJS 212 Title: Manuscript leaf from expense records Date: 1380.
9. University of Pennsylvania, Oversize LJS 184 Title: Etymologiae Author: Isidore of Seville Place: Catalonia Date: [between 1265 and 1299]
10. University of Pennsylvania, LJS 216 Title: Sphaera mundi Author: Johannes de Sacrobosco Place: Paris Date: [between 1256 and 1270]