Genre
History
10
Biography
5
Congresses
5
Legislative hearings
5
Biographies
3
Documentary films
3
Conference papers and proceedings
2
Documentary television programs
2
Educational films
2
Juvenile literature
2
Juvenile works
2
Legislative materials
2
Nonfiction television programs
2
Case studies
1
Film clips
1
Handbooks and manuals
1
Handbooks, manuals, etc
1
Instructional television programs
1
Popular works
1
Short films
1