Genre
History
889
Legislative hearings
527
Legislative materials
437
Case studies
415
Congresses
238
Instructional television programs
226
Biography
218
Early works to 1800
213
Nonfiction television programs
202
Handbooks, manuals, etc
185
Conference papers and proceedings
151
Documentary films
148
Cross-cultural studies
140
Documentary television programs
130
Biographies
119
Periodicals
109
Statistics
105
Textbooks
103
Nonfiction films
101
Educational films
89
Internet videos
74
Criticism, interpretation, etc
60
Handbooks and manuals
53
Early works
50
Television news programs
43
Juvenile literature
41
Bibliography
40
Fiction
36
Academic theses
30
Instructional films
30
Sources
30
Poems
29
Interviews
28
Short films
27
Longitudinal studies
26
Directories
25
Encyclopedias
25
Broadsides
21
Feature films
21
Early works to 1900
20
Television interviews
18
Portraits
17
Juvenile works
15
Bibliographies
14
Dictionaries
14
Educational
14
e-books
14
Curricula
13
Filmed lectures
13
Life skills guides
13
more ...