Genre
Conference papers and proceedings
900
Video recordings
724
Internet videos
663
Legislative hearings
640
Handbooks and manuals
507
Technical reports
473
Periodicals
428
Bibliographies
325
Environmental impact statements
223
Congresses
210
Legislative materials
170
Case studies
165
Statistics
126
Maps
93
Directories
67
Treaties
57
Databases
51
Dictionaries
40
Catalogs
33
Academic theses
32
Documentary films
31
Educational films
31
Video recordings for the hearing impaired
26
Biographies
25
Nonfiction films
25
Encyclopedias
22
Instructional television programs
21
Festschriften
19
Films for the hearing impaired
18
Electronic government information
17
Literature
17
Feature films
16
Guidebooks
15
Posters
15
Serial publications
15
Statutes and codes
15
Environmental films
13
Fiction
13
Nonfiction television programs
12
Illustrated works
11
Tables (Data)
11
Annual reports
9
Textbooks
9
Documentary television programs
8
Geographic information systems
8
Picture books
8
Study guides
8
History
7
Indexes
7
Informational works
7
more ...