1. University of Pennsylvania, Ms. Coll. 591 Folder 10 Title: Breviary Author: Catholic Church Date: 1400s.
2. University of Pennsylvania, Ms. Coll. 591 Folder 11 Title: Breviary Author: Catholic Church Date: ca. 1480.
3. University of Pennsylvania, Ms. Coll. 591 Folder 12 Title: Breviary Author: Catholic Church Date: 1400s.