1. University of Pennsylvania, Ms. Codex 1056 Title: Book of hours : use of Rouen. Author: Catholic Church Place: Rouen Date: [circa 1475]
2. University of Pennsylvania, Ms. Codex 1063 Title: Book of hours : use of Sarum. Author: Catholic Church Place: London Date: [1450-1460?]
3. University of Pennsylvania, Ms. Codex 141 Title: Prayerbook Author: Catholic Church Place: Germany Date: [1450?]
4. University of Pennsylvania, Oversize Ms. Codex 1531 Title: Hybrid book of hours : use of Rome. Author: Catholic Church Place: France Date: [1507?]
5. University of Pennsylvania, Ms. Codex 1566 Title: Book of hours : use of Metz. Author: Catholic Church Place: Metz Date: [between 1375 and 1399]
6. University of Pennsylvania, Ms. Coll. 591 Folder 10 Title: Breviary Author: Catholic Church Date: 1400s.
7. University of Pennsylvania, Ms. Coll. 591 Folder 11 Title: Breviary Author: Catholic Church Date: ca. 1480.
8. University of Pennsylvania, Ms. Oversize 4 Title: Antiphonary Author: Catholic Church Date: [15--?]
9. Boston Public Library, MS f Med.109 Title: Missal : in Latin]. Author: Catholic Church Place: Flanders Date: between 1375 and 1399
10. Boston Public Library, MS f Med.151 Title: Missal : use of York : in Latin]. Author: Catholic Church Place: England Date: between 1325 and 1375].