Genre
Legislative hearings
109
History
68
Legislative materials
48
Congresses
47
Documentary films
46
Conference papers and proceedings
31
Early works to 1800
26
Nonfiction films
26
Case studies
19
Documentary television programs
18
Statistics
10
Congress
9
Short films
9
Television news programs
8
Posters
7
Educational films
6
Feature films
6
Broadsides
5
Environmental films
5
Juvenile literature
4
Cross-cultural studies
3
Juvenile works
3
Maps
3
Newsreels
3
Autobiographies
2
Bibliography
2
Biography
2
Cookbooks
2
Fiction
2
Interviews
2
Periodicals
2
Sermons
2
Sources
2
Statistiques
2
Statutes and codes
2
Textbooks
2
Anecdotes
1
Animated films
1
Bibliographies
1
Biographical television programs
1
Biographies
1
Computer network resources
1
Constitutional amendments
1
Diaries
1
Documentary
1
Educational
1
Essays
1
Forecasts
1
Government publications
1
Historical reenactments (Television programs)
1
more ...