Subject
- Philosophy5,847
- Theater5,716
- Authors, American5,644
- African Americans5,507
- German literature5,411
- Church history5,331
- Women5,306
- Influence5,269
- Authors, French5,242
- Political activity5,162
- Art5,052
- World War, 1914-19185,022
- Chinese literature4,832
- Music4,670
- Women authors4,664
- Russian literature4,623
- Literature, Modern4,606
- Race relations4,573
- Biography4,526
- Ethnic relations4,299