Genre
Legislative hearings
19
Congresses
12
Conference papers and proceedings
11
Documentary films
9
Documentary television programs
7
Legislative materials
7
Feature films
5
Nonfiction films
5
Television news programs
5
Encyclopedias
3
Textbooks
3
Case studies
2
Nonfiction television programs
2
Audiobooks
1
Documentary
1
Educational
1
Educational television programs
1
Environmental television programs
1
History
1
Interviews
1
Nonfiction
1
Patents
1
Reference works
1
Science television programs
1
Short films
1
Statistics
1
Television programs
1
Television series
1
Video recordings for the hearing impaired
1