Keywords
- Gregory IX, Pope, approximately 1170-12411
- Heaven1
- Historiated initials1
- Illegitimacy1
- Illinois--Chicago1
- Illumination of books and manuscripts1
- Illumination of books and manuscripts, Medieval1
- Latin language1
- Latin language--Grammar1
- Latin language--Metrics and rhythmics1
- Latin language--Study and teaching1
- Legends1
- Manuscript waste1
- Manuscripts1
- Manuscripts, Italian1
- Miracles1
- Missals1
- Notaries1
- Philosophy1
- Poetry1