Genre
Conference papers and proceedings
35,699
Fiction
32,918
Sound recordings
28,538
Video recordings
26,068
Internet videos
23,310
Maps
21,919
Dictionaries
16,951
Periodicals
14,414
Legislative hearings
13,575
Biographies
13,268
Statistics
12,921
Handbooks and manuals
11,799
Bibliographies
10,572
Legislative materials
8,957
Technical reports
6,913
Congresses
3,732
Scores
3,635
Case studies
3,598
Topographic maps
3,327
Autobiographies
3,056
Operas
2,970
Drama
2,752
Statutes and codes
2,695
Instructional television programs
2,673
Excerpts
2,660
Treaties
2,580
Catalogs
2,447
Literature
2,209
Illustrated works
1,808
Directories
1,598
Encyclopedias
1,470
Festschriften
1,457
Picture books
1,447
Exhibition catalogs
1,419
Academic theses
1,359
Guidebooks
1,326
Atlases
1,269
Serial publications
1,233
Databases
1,226
Songs
1,218
Feature films
1,174
Nonfiction television programs
1,162
Poetry
1,117
Novels
989
Video recordings for the hearing impaired
973
Symphonies
955
Software
913
Concertos
906
Sources
829
Educational films
823
more ...