Subject
- Anglican church buildings9,982
- English literature9,864
- Legal status9,755
- World War, 1914-19189,604
- American literature9,392
- English language9,296
- English poetry9,223
- Children9,070
- Architecture9,010
- Christianity8,702
- Science8,510
- Families8,141
- Feminism8,080
- Theology7,965
- Democracy7,890
- Judaism7,758
- Human rights7,719
- Slavery7,439
- Man-woman relationships7,363
- Political science7,285