2. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 16 Title: Miscellaneous manuscripts (Large), Author: Catholic Church Date: between 1275 and 1299.
4. University of Pennsylvania, Oversize Ms. Codex 1059 Title: Decretals of Gregory IX Author: Catholic Church Place: France Date: [between 1280 and 1299]
6. University of Pennsylvania, Ms. Codex 1604 Title: Hymns and prayers. Place: Germany Date: [1475-1499?]
9. University of Oregon, MS 144 Title: Decretals Author: Gregory IX Place: France Date: between 1301 and 1325.