Genre
Legislative materials
870
Legislative hearings
730
Congresses
134
Documentary films
120
Handbooks, manuals, etc
108
Rules and practice
104
Technical reports
101
Conference papers and proceedings
71
Observations
57
Legislative histories
55
Nonfiction films
52
History
35
Documentary television programs
32
Handbooks and manuals
32
Television news programs
28
Environmental films
26
Maps
25
Educational films
23
Trials, litigation, etc
20
Case studies
19
Cases
17
Periodicals
17
Bibliography
16
Feature films
16
Short films
16
Trial and arbitral proceedings
16
Juvenile literature
15
Records and briefs
14
Statistics
12
Fiction
11
Bibliographies
10
Biography
9
Amateurs' manuals
8
Congress
8
Environmental television programs
7
Juvenile works
7
Databases
6
Nonfiction television programs
6
Popular works
6
Educational television programs
5
Encyclopedias
5
Film clips
5
Juvenile fiction
5
Pictorial works
5
Biographies
4
Directories
4
Activity books
3
Atlases
3
Children's stories
3
Dictionaries
3
more ...