1. University of Pennsylvania, Ms. Codex 738 Title: Book of hours Author: Catholic Church Place: Netherlands Date: [14--]
4. University of Pennsylvania, Ms. Coll. 591 Folder 11 Title: Breviary Author: Catholic Church Date: ca. 1480.
5. University of Pennsylvania, Ms. Coll. 591 Folder 12 Title: Breviary Author: Catholic Church Date: 1400s.