Genre
Conference papers and proceedings
1,885
Legislative hearings
730
Video recordings
396
Internet videos
377
Periodicals
305
Legislative materials
229
Instructional television programs
218
Bibliographies
167
Technical reports
156
Handbooks and manuals
129
Case studies
95
Nonfiction television programs
74
Congresses
67
Statistics
60
Academic theses
51
Software
42
Catalogs
32
Statutes and codes
28
Dictionaries
24
Encyclopedias
23
Directories
22
Documentary television programs
21
Educational films
20
Databases
19
Study guides
16
Festschriften
14
Patents
14
Serial publications
14
Biographies
13
Sound recordings
13
Treaties
13
Documentary films
10
Nonfiction films
10
Electronic books
9
Digital art
8
Feature films
8
Forecasts
8
Interviews
8
Online news
8
Video recordings for the hearing impaired
8
Abstracts
7
Literature
7
Electronic government information
6
Maps
6
Annual reports
5
Census data
5
Examinations
5
Exhibition catalogs
5
Fiction
5
Indexes
5
more ...