Genre
- Caricatures51
- Congresses50
- Indexes (reference sources)44
- Programs (documents)43
- Lecture notes42
- Annotations40
- Financial records40
- Abstracts (summaries)39
- Essays38
- Cartographic materials37
- Diaries36
- Directories36
- Electronic mail36
- Portrait36
- Poster35
- Agendas (administrative records)32
- Biographies (documents)32
- Photograph32
- Reviews (document genre)32
- Books29