1. University of Pennsylvania, LJS 119 Title: Manuscript leaf from a collection of papal decretals Author: Catholic Church Date: 1300s.
2. University of Pennsylvania, Oversize LJS 280 Title: Decretales Gregorii IX Author: Catholic Church Place: France Date: [between 1250 and 1299]
3. University of Pennsylvania, LJS 35 Title: Decretales Gregorii IX Author: Catholic Church Date: between 1240 and 1260.
4. University of Pennsylvania, Ms. Coll. 591 Folder 23 Title: Book of hours Author: Catholic Church Date: 1400s.
5. University of Pennsylvania, Ms. Coll. 591 Folder 24 Title: Book of hours Author: Catholic Church Date: 1400s.
6. University of Pennsylvania, Ms. Coll. 591 Folder 27 Title: Book of hours Author: Catholic Church Date: 1400s.