11. University of Pennsylvania, Ms. Coll. 591 Folder 29 Title: Missal Author: Catholic Church Date: ca. 1100.
12. University of Pennsylvania, Ms. Coll. 591 Folder 30 Title: Breviary Author: Catholic Church Date: ca. 1150.
13. University of Pennsylvania, Ms. Coll. 591 Folder 37 Title: Breviary fragments : use of Sarum, Author: Catholic Church Date: 1400s.
14. University of Pennsylvania, Ms. Coll. 591 Folder 3 Title: Breviary Author: Catholic Church Date: 1100s.
15. University of Pennsylvania, Ms. Coll. 591 Folder 6 Title: Antiphonary Author: Catholic Church Date: 1200s.
16. University of Pennsylvania, Ms. Coll. 591 Folder 7 Title: Missal Author: Catholic Church Date: 1300s.