Genre
Conference papers and proceedings
35,641
Fiction
32,915
Sound recordings
28,538
Video recordings
26,068
Internet videos
23,476
Maps
21,919
Dictionaries
16,947
Periodicals
14,404
Legislative hearings
13,649
Biographies
13,287
Statistics
12,933
Handbooks and manuals
11,836
Bibliographies
10,544
Legislative materials
9,025
Technical reports
6,912
Congresses
3,734
Case studies
3,655
Scores
3,635
Topographic maps
3,327
Autobiographies
3,057
Operas
2,970
Drama
2,754
Statutes and codes
2,702
Instructional television programs
2,673
Excerpts
2,660
Treaties
2,590
Catalogs
2,447
Literature
2,211
Illustrated works
1,808
Academic theses
1,598
Directories
1,598
Encyclopedias
1,473
Festschriften
1,451
Picture books
1,447
Exhibition catalogs
1,419
Atlases
1,342
Guidebooks
1,329
Serial publications
1,233
Databases
1,227
Songs
1,218
Feature films
1,174
Nonfiction television programs
1,162
Poetry
1,126
Novels
986
Video recordings for the hearing impaired
973
Symphonies
955
Concertos
906
Sources
829
Educational films
823
Problems and exercises
799
more ...