Genre
History
328
Documentary films
72
Congresses
60
Documentary television programs
53
Conference papers and proceedings
47
Nonfiction films
43
Case studies
34
Nonfiction television programs
32
Science television programs
24
Biography
22
Criticism, interpretation, etc
20
Environmental films
18
Biographies
16
Nature television programs
14
Sources
11
Educational television programs
10
Cross-cultural studies
8
Environmental television programs
8
Feature films
8
Juvenile literature
7
Maps
7
Educational films
6
Folklore
6
Short films
6
Local history
5
Periodicals
5
Pictorial works
5
Diaries
4
Fiction
4
Forecasts
4
Illustrated works
4
Legislative hearings
4
Popular works
4
Science films
4
Atlases
3
Biographical films
3
Encyclopedias
3
Essays
3
Festschriften
3
Interviews
3
Nonfiction
3
Poetry
3
Video recordings for the hearing impaired
3
Anecdotes
2
Aufsatzsammlung
2
Autobiographies
2
Classification
2
Informational works
2
Internet videos
2
Konferenzschrift
2
more ...