- Illumination of books and manuscripts, Dutch1
- Illumination of books and manuscripts, English1
- Illumination of books and manuscripts, Ethiopian2
- Illumination of books and manuscripts, Flemish3
- Illumination of books and manuscripts, French9
- Illumination of books and manuscripts, German2
- Illumination of books and manuscripts, Gothic31
- Illumination of books and manuscripts, Italian4
- Illumination of books and manuscripts, Medieval10
- Illumination of books and manuscripts, Mexican1
- Illumination of books and manuscripts, Renaissance6
- Illustrated works9
- Immortality1
- Immortality--Christianity1
- Impediments to marriage1
- Implicits (documents)2
- Incarnation2
- India--Cochin1
- India--Goa (State)1
- Indulgences3