Subject (Genre)
- Encyclopedias21
- Directories20
- Records (Documents)19
- Early works to 180017
- Database15
- Diaries15
- Manuscripts14
- Bibliographies13
- Drama11
- Literature11
- Documentary films10
- Nonfiction films10
- Handbooks, manuals, etc9
- Trials, litigation, etc9
- Handbooks and manuals8
- Personal narratives8
- Reference works8
- Bio-bibliography7
- Case studies7
- Cases7