11. University of Pennsylvania, LJS 23 Title: De natura rerum Author: Thomas of Cantimpré Place: France Date: [between 1250 and 1275]
12. University of Pennsylvania, LJS 195 Title: Medical miscellany Place: Germany Date: [between 1450 and 1499]
13. University of Pennsylvania, Oversize LJS 24 Title: Medical miscellany Author: Isaac Israeli ben Solomon Place: Paris Date: [between 1225 and 1275]
15. University of Pennsylvania, Oversize LJS 255 Title: De casibus virorum illustrium Author: Giovanni Boccaccio Date: 1425-1475
17. University of Pennsylvania, LJS 119 Title: Manuscript leaf from a collection of papal decretals Author: Catholic Church Date: 1300s.
18. University of Pennsylvania, Oversize LJS 184 Title: Etymologies Author: Isidore of Seville Place: Catalonia Date: [between 1265 and 1299]
19. University of Pennsylvania, LJS 216 Title: Sphaera mundi Author: Johannes de Sacrobosco Place: Paris Date: [between 1256 and 1270]
20. University of Pennsylvania, LJS 226 Title: Certain astrological and astronomical figures Place: England Date: [1410?]