Genre
History
347
Legislative materials
160
Biography
75
Documentary films
59
Biographies
58
Nonfiction films
36
Congresses
34
Legislative hearings
28
Conference papers and proceedings
27
Environmental films
20
Environmental impact statements
18
Case studies
15
Feature films
14
Rules and practice
12
Periodicals
11
Documentary television programs
10
Juvenile literature
10
Pictorial works
10
Maps
9
Short films
9
Interviews
8
Juvenile works
8
Local history
8
Technical reports
8
Environmental television programs
7
Posters
6
Autobiographies
5
Criticism, interpretation, etc
5
Nonfiction television programs
5
collective biographies
5
Sources
4
Encyclopedias
3
Observations
3
Poetry
3
Television news programs
3
Atlases
2
Audiobooks
2
Bibliography
2
Ethnographic films
2
Festschriften
2
Nature films
2
Remote-sensing images
2
Statistics
2
Travel writing
2
e-books
2
Academic theses
1
Anecdotes
1
Art
1
Bandes dessinées
1
Biographical films
1
more ...