Genre
Electronic books
279,484
Periodicals
48,500
Early works to 1800
35,371
Private bills
34,606
Electronic journals
24,938
Congresses
22,027
Downloadable audio file
20,451
Biography
14,773
Fiction
12,730
Statistics
10,028
Juvenile literature
9,330
Sermons
9,314
Broadsides
8,469
Maps
6,956
Handbooks, manuals, etc
6,646
Poems
5,331
Almanacs
5,102
Juvenile fiction
4,394
History
4,245
Poetry
3,386
Case studies
3,314
Databases
3,112
Booksellers' advertisements
2,811
Rules and practice
2,534
Bibliography
2,376
Dictionaries
2,281
Sources
1,956
Advertisements
1,856
Excerpts
1,771
Commentaries
1,739
Directories
1,696
Stories, plots, etc
1,679
Controversial literature
1,675
Criticism, interpretation, etc
1,670
Drama
1,605
Registers
1,472
Study guides
1,434
Plays
1,429
Newspapers
1,427
Catalogs
1,423
Forms
1,292
Speeches in Congress
1,288
Biographies
1,254
Popular works
1,239
Funeral sermons
1,235
Songs and music
1,189
Correspondence
1,173
Encyclopedias
1,150
Single sheet verse
1,137
Translations into English
1,130
more ...