- Horace1
- Hugh, of Lincoln, Saint, 1140-12001
- Humor1
- Hungary1
- Hussites1
- Hymns, German1
- Illegible markings1
- Illegitimacy1
- Illumination of books and manuscripts, Gothic1
- Illumination of books and manuscripts, Mosan1
- Illumination of books and manuscripts--Technique1
- Illustrated works1
- Impediments to marriage1
- India--Goa (State)1
- Indians of Mexico--Legal status, laws, etc.1
- Indians of Mexico--Religion1
- Indians of South America--Legal status, laws, etc.1
- Indians, Treatment of1
- Indulgences1
- Influence (Literary, artistic, etc.)1