Genre
Legislative hearings
747
Legislative materials
667
History
463
Congresses
284
Conference papers and proceedings
205
Case studies
126
Television news programs
81
Biography
51
Documentary films
45
Biographies
32
Educational films
32
Nonfiction films
31
Periodicals
26
Statistics
21
Early works to 1800
19
Documentary television programs
15
Interviews
14
Short films
13
Bibliography
12
Rules and practice
12
Sources
12
Film clips
11
Festschriften
10
Filmed speeches
8
Legislative histories
8
Audiobooks
7
Bibliographies
7
Cross-cultural studies
7
Electronic books
7
Academic theses
6
Aufsatzsammlung
6
Messages
6
Constitutional amendments
5
Essays
5
Handbooks, manuals, etc
5
Military history
5
Nonfiction television programs
5
Reference works
5
Commercial treaties
4
Dictionaries
4
Early works
4
Statutes and codes
4
e-books
4
Feature films
3
Konferenzschrift
3
Nonfiction
3
Unedited footage
3
Autobiographies
2
Broadsides
2
Diaries
2
more ...