Subject (Genre)
- Exhibition catalogs194
- Maps184
- Music182
- Early works to 1800168
- Sources168
- Portraits166
- Criticism, interpretation, etc161
- Annual Reports138
- Biographies138
- Presidential Communications and Messages136
- Case studies127
- Feature films125
- Photobooks123
- Satires (Visual works)115
- Statistics112
- Folklore108
- Etchings107
- Juvenile literature101
- Streaming videos96
- Memorials and Petitions94