Subject (Genre)
- Criticism, interpretation, etc21
- Encyclopedias21
- Early works to 180017
- Records (Documents)17
- Database14
- Manuscripts14
- Bibliographies12
- Diaries12
- Literature11
- Nonfiction films11
- Handbooks, manuals, etc10
- Documentary films9
- Drama9
- Handbooks and manuals9
- Personal narratives9
- Trials, litigation, etc9
- Bio-bibliography8
- Reference works8
- Biographies7
- Case studies7